| ( | 5268220 | − | x | ) | ÷ | x | = | 83 50 |
| 方程两边同时乘以: | x |
| ( | 5268220 | − | x | ) | = | 83 50 | x |
| 5268220 | − | x | = | 83 50 | x |
| - | x | − | 83 50 | x | = | - | 5268220 |
| - | 133 50 | x | = | - | 5268220 |
| 5268220 | = | 133 50 | x |
133 50 | x | = | 5268220 |
| x | = | 5268220 | ÷ | 133 50 |
| = | 5268220 | × | 50 133 |
| x | = | 263411000 133 |
| x | = | 1980533.834586 |