| 4600000 | ÷ | 4157 500 | ÷ | 1459 4 | × | x | = | x | ÷ | ( | x | − | 1147 20000000 | ) | − | 427 1000 | × | 1147 20000000 | × | 1283 1000 | ÷ | 87 1000 | × | ( | x | + | 1147 20000000 | ) |
| 方程两边同时乘以: | ( | x | − | 1147 20000000 | ) |
| 4600000 | ÷ | 4157 500 | ÷ | 1459 4 | × | x | ( | x | − | 1147 20000000 | ) | = | x | − | 427 1000 | × | 1147 20000000 | × | 1283 1000 | ÷ | 87 1000 | × | ( | x | + | 1147 20000000 | ) | ( | x | − | 1147 20000000 | ) |
| 4600000 | ÷ | 4157 500 | ÷ | 1459 4 | × | x | x | − | 4600000 | ÷ | 4157 500 | ÷ | 1459 4 | × | x | × | 1147 20000000 | = | x | − | 427 1000 | × | 1147 20000000 | × | 1283 1000 | ÷ | 87 1000 | × | ( | x | + | 1147 20000000 | ) | ( | x | − | 1147 20000000 | ) |
| 4600000 | ÷ | 4157 500 | ÷ | 1459 4 | × | x | x | − | 4600000 | ÷ | 4157 500 | ÷ | 1459 4 | × | x | × | 1147 20000000 | = | x | − | 427 1000 | × | 1147 20000000 | × | 1283 1000 | ÷ | 87 1000 | × | x | ( | x | − | 1147 20000000 | ) | − | 427 1000 | × | 1147 20000000 | × | 1283 1000 | ÷ | 87 1000 | × | 1147 20000000 |