| 50 | ÷ | ( | x | − | 50 | ) | × | ( | 2 | x | − | 100 | ) | ( | 2 | x | − | 100 | ) | = | 304 5 |
| 方程两边同时乘以: | ( | x | − | 50 | ) |
| 50 | ( | 2 | x | − | 100 | ) | ( | 2 | x | − | 100 | ) | = | 304 5 | ( | x | − | 50 | ) |
| 50 | × | 2 | x | ( | 2 | x | − | 100 | ) | − | 50 | × | 100 | ( | 2 | x | − | 100 | ) | = | 304 5 | ( | x | − | 50 | ) |
| 50 | × | 2 | x | ( | 2 | x | − | 100 | ) | − | 50 | × | 100 | ( | 2 | x | − | 100 | ) | = | 304 5 | x | − | 304 5 | × | 50 |
| 100 | x | ( | 2 | x | − | 100 | ) | − | 5000 | ( | 2 | x | − | 100 | ) | = | 304 5 | x | − | 3040 |
| 100 | x | × | 2 | x | − | 100 | x | × | 100 | − | 5000 | ( | 2 | x | − | 100 | ) | = | 304 5 | x | − | 3040 |
| 200 | x | x | − | 10000 | x | − | 5000 | ( | 2 | x | − | 100 | ) | = | 304 5 | x | − | 3040 |
| 200 | x | x | − | 10000 | x | − | 5000 | × | 2 | x | + | 5000 | × | 100 | = | 304 5 | x | − | 3040 |
| 200 | x | x | − | 10000 | x | − | 10000 | x | + | 500000 | = | 304 5 | x | − | 3040 |
| 200 | x | x | − | 20000 | x | + | 500000 | = | 304 5 | x | − | 3040 |
| x= | 6288 125 |