| x | = | ( | 119 25 | × | 1 10000 | ( | 1 | − | x | ) | ( | 1294 125 | − | 496 125 | x | ) | − | 41 25 | × | 1 10000 | x | × | 496 125 | x | ) | × | 120 |
| 方程右边 = | 119 25 | × | 1 10000 | ( | 1 | − | x | ) | ( | 1294 125 | − | 496 125 | x | ) | × | 120 | − | 41 25 | × | 1 10000 | x | × | 496 125 | x | × | 120 |
| = | 357 6250 | ( | 1 | − | x | ) | ( | 1294 125 | − | 496 125 | x | ) | − | 30504 390625 | x | x |
| = | 357 6250 | × | 1 | ( | 1294 125 | − | 496 125 | x | ) | − | 357 6250 | x | ( | 1294 125 | − | 496 125 | x | ) | − | 30504 390625 | x | x |
| = | 357 6250 | ( | 1294 125 | − | 496 125 | x | ) | − | 357 6250 | x | ( | 1294 125 | − | 496 125 | x | ) | − | 30504 390625 | x | x |
| = | 357 6250 | × | 1294 125 | − | 357 6250 | × | 496 125 | x | − | 357 6250 | x | ( | 1294 125 | − | 496 125 | x | ) | − | 30504 390625 | x | x |
| = | 230979 390625 | − | 88536 390625 | x | − | 357 6250 | x | ( | 1294 125 | − | 496 125 | x | ) | − | 30504 390625 | x | x |
| = | 230979 390625 | − | 88536 390625 | x | − | 357 6250 | x | × | 1294 125 | + | 357 6250 | x | × | 496 125 | x | − | 30504 390625 | x |
| = | 230979 390625 | − | 88536 390625 | x | − | 230979 390625 | x | + | 88536 390625 | x | x | − | 30504 390625 | x | x |
| = | 230979 390625 | − | 63903 78125 | x | + | 88536 390625 | x | x | − | 30504 390625 | x | x |
| x | = | 230979 390625 | − | 63903 78125 | x | + | 88536 390625 | x | x | − | 30504 390625 | x | x |