| x | ÷ | 103 100 | × | 84 2500 | + | x | × | 6 500 | + | x | × | 3 10000 | = | 3000000 |
| 方程左边 = | x | × | 84 2575 | + | x | × | 6 500 | + | x | × | 3 10000 |
| = | 46269 1030000 | x |
46269 1030000 | x | = | 3000000 |
| x | = | 3000000 | ÷ | 46269 1030000 |
| = | 3000000 | × | 1030000 46269 |
| = | 1000000 | × | 1030000 15423 |
| x | = | 1030000000000 15423 |