| ( | 141 125 | − | x | ) | ( | 50 | − | 951 20 | ) | = | ( | x | − | 1093 1000 | ) | × | 151 20 |
| 方程左边 = | 141 125 | ( | 50 | − | 951 20 | ) | − | x | ( | 50 | − | 951 20 | ) |
| = | 141 125 | × | 50 | − | 141 125 | × | 951 20 | − | x | ( | 50 | − | 951 20 | ) |
| = | 282 5 | − | 134091 2500 | − | x | ( | 50 | − | 951 20 | ) |
| = | 6909 2500 | − | x | ( | 50 | − | 951 20 | ) |
| = | 6909 2500 | − | x | × | 50 | + | x | × | 951 20 |
| = | 6909 2500 | − | 49 20 | x |
6909 2500 | − | 49 20 | x | = | ( | x | − | 1093 1000 | ) | × | 151 20 |
| 方程右边 = | x | × | 151 20 | − | 1093 1000 | × | 151 20 |
| = | x | × | 151 20 | − | 165043 20000 |
6909 2500 | − | 49 20 | x | = | 151 20 | x | − | 165043 20000 |
| - | 49 20 | x | − | 151 20 | x | = | - | 165043 20000 | − | 6909 2500 |
| - | 10 | x | = | - | 165043 20000 | − | 6909 2500 |
| - | 10 | x | = | - | 44063 4000 |
44063 4000 | = | 10 | x |
| 10 | x | = | 44063 4000 |
| x | = | 44063 4000 | ÷ | 10 |
| = | 44063 4000 | × | 1 10 |
| x | = | 44063 40000 |
| x | = | 1.101575 |