| X | + | X | ÷ | 109 100 | × | 9 100 | + | X | ÷ | 109 100 | × | 1 20 | + | X | ÷ | 109 100 | × | 1 100 | + | X | × | 1 10 | = | 40343323 50 |
| 方程左边 = | X | + | X | × | 9 109 | + | X | × | 5 109 | + | X | × | 1 109 | + | X | × | 1 10 |
| = | 1349 1090 | X |
1349 1090 | X | = | 40343323 50 |
| X | = | 40343323 50 | ÷ | 1349 1090 |
| = | 40343323 50 | × | 1090 1349 |
| = | 40343323 5 | × | 109 1349 |
| X | = | 4397422207 6745 |
| X | = | 651952.884655 |