| ( | x | − | 24753 250 | ) | × | 50 | − | ( | 24753 250 | × | 50 | × | 1 4000 | + | x | × | 50 | × | 1 4000 | ) | = | 3 5 |
| 方程左边 = | x | × | 50 | − | 24753 250 | × | 50 | − | ( | 24753 250 | × | 50 | × | 1 4000 | + | x | × | 50 | × | 1 4000 | ) |
| = | x | × | 50 | − | 24753 5 | − | ( | 24753 250 | × | 50 | × | 1 4000 | + | x | × | 50 | × | 1 4000 | ) |
| = | 50 | x | − | 24753 5 | − | 24753 250 | × | 50 | × | 1 4000 | − | x | × | 50 | × | 1 4000 |
| = | 50 | x | − | 24753 5 | − | 24753 20000 | − | x | × | 1 80 |
| = | 3999 80 | x | − | 99036753 20000 |
3999 80 | x | − | 99036753 20000 | = | 3 5 |
3999 80 | x | = | 3 5 | + | 99036753 20000 |
3999 80 | x | = | 99048753 20000 |
| x | = | 99048753 20000 | ÷ | 3999 80 |
| = | 99048753 20000 | × | 80 3999 |
| = | 33016251 250 | × | 1 1333 |
| x | = | 33016251 333250 |
| x | = | 99.073521 |