40192 25 | = | ( | 4 | ÷ | 5 | × | x | ) | ÷ | ( | 17 20 | × | 343 500 | × | 300 | ) | + | ( | 3 | ÷ | 5 | × | x | ) | ÷ | ( | 4 5 | × | 300 | ) |
| 方程两边同时乘以: | ( | 17 20 | × | 343 500 | × | 300 | ) |
40192 25 | ( | 17 20 | × | 343 500 | × | 300 | ) | = | ( | 4 | ÷ | 5 | × | x | ) | + | ( | 3 | ÷ | 5 | × | x | ) | ÷ | ( | 4 5 | × | 300 | ) | × | ( | 17 20 | × | 343 500 | × | 300 | ) |
40192 25 | × | 17 20 | × | 343 500 | × | 300 | = | ( | 4 | ÷ | 5 | × | x | ) | + | ( | 3 | ÷ | 5 | × | x | ) | ÷ | ( | 4 5 | × | 300 | ) | × | ( | 17 20 | × | 343 500 | × | 300 | ) |
40192 25 | × | 17 20 | × | 343 500 | × | 300 | = | 4 | ÷ | 5 | × | x | + | ( | 3 | ÷ | 5 | × | x | ) | ÷ | ( | 4 5 | × | 300 | ) | × | ( | 17 20 | × | 343 500 | × | 300 | ) |
175769664 625 | = | 4 5 | x | + | ( | 3 | ÷ | 5 | × | x | ) | ÷ | ( | 4 5 | × | 300 | ) | × | ( | 17 20 | × | 343 500 | × | 300 | ) |
| 方程两边同时乘以: | ( | 4 5 | × | 300 | ) |
175769664 625 | ( | 4 5 | × | 300 | ) | = | 4 5 | x | ( | 4 5 | × | 300 | ) | + | ( | 3 | ÷ | 5 | × | x | ) | ( | 17 20 | × | 343 500 | × | 300 | ) |
175769664 625 | × | 4 5 | × | 300 | = | 4 5 | x | ( | 4 5 | × | 300 | ) | + | ( | 3 | ÷ | 5 | × | x | ) | ( | 17 20 | × | 343 500 | × | 300 | ) |
175769664 625 | × | 4 5 | × | 300 | = | 4 5 | x | × | 4 5 | × | 300 | + | ( | 3 | ÷ | 5 | × | x | ) | ( | 17 20 | × | 343 500 | × | 300 | ) |
| x= | 43942416 125 |