| x | = | ( | 241 10 | × | 449 1000 | × | 1 10 | ) | ÷ | ( | 1 | + | 449 1000 | × | 1 10 | ) | × | ( | 100 | − | 53 50 | − | 483 50 | ) | ÷ | 100 | × | 1 | ÷ | ( | 1 | + | 31 100 | × | 53 50 | ) | + | 143 50 | ÷ | 34 25 |
| 方程两边同时乘以: | ( | 1 | + | 449 1000 | × | 1 10 | ) |
| x | ( | 1 | + | 449 1000 | × | 1 10 | ) | = | ( | 241 10 | × | 449 1000 | × | 1 10 | ) | ( | 100 | − | 53 50 | − | 483 50 | ) | ÷ | 100 | × | 1 | ÷ | ( | 1 | + | 31 100 | × | 53 50 | ) | + | 143 50 | ÷ | 34 25 | × | ( | 1 | + | 449 1000 | × | 1 10 | ) |
| x | × | 1 | + | x | × | 449 1000 | × | 1 10 | = | ( | 241 10 | × | 449 1000 | × | 1 10 | ) | ( | 100 | − | 53 50 | − | 483 50 | ) | ÷ | 100 | × | 1 | ÷ | ( | 1 | + | 31 100 | × | 53 50 | ) | + | 143 50 | ÷ | 34 25 | × | ( | 1 | + | 449 1000 | × | 1 10 | ) |
| x | × | 1 | + | x | × | 449 1000 | × | 1 10 | = | 241 10 | × | 449 1000 | × | 1 10 | ( | 100 | − | 53 50 | − | 483 50 | ) | ÷ | 100 | × | 1 | ÷ | ( | 1 | + | 31 100 | × | 53 50 | ) | + | 143 50 | ÷ | 34 25 | × | ( | 1 | + | 449 1000 | × | 1 10 | ) |
| x | × | 1 | + | x | × | 449 10000 | = | 108209 10000000 | ( | 100 | − | 53 50 | − | 483 50 | ) | ÷ | ( | 1 | + | 31 100 | × | 53 50 | ) | + | 143 68 | ( | 1 | + | 449 1000 | × | 1 10 | ) |
10449 10000 | x | = | 108209 10000000 | ( | 100 | − | 53 50 | − | 483 50 | ) | ÷ | ( | 1 | + | 31 100 | × | 53 50 | ) | + | 143 68 | ( | 1 | + | 449 1000 | × | 1 10 | ) |
| 方程两边同时乘以: | ( | 1 | + | 31 100 | × | 53 50 | ) |
10449 10000 | x | ( | 1 | + | 31 100 | × | 53 50 | ) | = | 108209 10000000 | ( | 100 | − | 53 50 | − | 483 50 | ) | + | 143 68 | ( | 1 | + | 449 1000 | × | 1 10 | ) | ( | 1 | + | 31 100 | × | 53 50 | ) |
10449 10000 | x | × | 1 | + | 10449 10000 | x | × | 31 100 | × | 53 50 | = | 108209 10000000 | ( | 100 | − | 53 50 | − | 483 50 | ) | + | 143 68 | ( | 1 | + | 449 1000 | × | 1 10 | ) | ( | 1 | + | 31 100 | × | 53 50 | ) |
10449 10000 | x | × | 1 | + | 10449 10000 | x | × | 31 100 | × | 53 50 | = | 108209 10000000 | × | 100 | − | 108209 10000000 | × | 53 50 | − | 108209 10000000 | × | 483 50 | + | 143 68 | ( | 1 | + | 449 1000 | × | 1 10 | ) | ( | 1 | + | 31 100 | × | 53 50 | ) |
10449 10000 | x | + | 17167707 50000000 | x | = | 108209 100000 | − | 5735077 500000000 | − | 52264947 500000000 | + | 143 68 | ( | 1 | + | 449 1000 | × | 1 10 | ) | ( | 1 | + | 31 100 | × | 53 50 | ) |