| ( | ( | 1 100 | × | 1 1000 | × | 88 5 | ) | + | x | ) | ÷ | ( | ( | 1 100 | × | 1 1000 | × | 547 20 | ) | − | x | ) | = | 25643 5000 |
| 方程两边同时乘以: | ( | ( | 1 100 | × | 1 1000 | × | 547 20 | ) | − | x | ) |
| ( | ( | 1 100 | × | 1 1000 | × | 88 5 | ) | + | x | ) | = | 25643 5000 | ( | ( | 1 100 | × | 1 1000 | × | 547 20 | ) | − | x | ) |
| ( | 1 100 | × | 1 1000 | × | 88 5 | ) | + | x | = | 25643 5000 | ( | ( | 1 100 | × | 1 1000 | × | 547 20 | ) | − | x | ) |
| ( | 1 100 | × | 1 1000 | × | 88 5 | ) | + | x | = | 25643 5000 | ( | 1 100 | × | 1 1000 | × | 547 20 | ) | − | 25643 5000 | x |
1 100 | × | 1 1000 | × | 88 5 | + | x | = | 25643 5000 | ( | 1 100 | × | 1 1000 | × | 547 20 | ) | − | 25643 5000 | x |
1 100 | × | 1 1000 | × | 88 5 | + | x | = | 25643 5000 | × | 1 100 | × | 1 1000 | × | 547 20 | − | 25643 5000 | x |
11 62500 | + | x | = | 14026721 10000000000 | − | 25643 5000 | x |
| x | + | 25643 5000 | x | = | 14026721 10000000000 | − | 11 62500 |
30643 5000 | x | = | 14026721 10000000000 | − | 11 62500 |