| A | = | 13881600 | + | A | × | 1 500 | + | A | × | 9 1250 | + | 49 | × | 96 | × | 12 |
| 方程右边 = | 13881600 | + | A | × | 1 500 | + | A | × | 9 1250 | + | 56448 |
| = | 13938048 | + | 23 2500 | A |
| A | = | 13938048 | + | 23 2500 | A |
| A | − | 23 2500 | A | = | 13938048 |
2477 2500 | A | = | 13938048 |
| A | = | 13938048 | ÷ | 2477 2500 |
| = | 13938048 | × | 2500 2477 |
| A | = | 34845120000 2477 |