| X | ÷ | 109 100 | × | 3 10000 | + | X | ÷ | 109 100 | × | 1 2000 | + | ( | X | − | 4947465083 50 | ) | ÷ | 109 100 | × | 1 4 | + | ( | X | − | 4947465083 50 | ) | ÷ | 109 100 | × | 9 100 | = | X | − | 4947465083 50 |
| 方程左边 = | X | × | 3 10900 | + | X | × | 1 2180 | + | ( | X | − | 4947465083 50 | ) | × | 25 109 | + | ( | X | − | 4947465083 50 | ) | × | 9 109 |
| = | 2 2725 | X | + | ( | X | − | 4947465083 50 | ) | × | 25 109 | + | ( | X | − | 4947465083 50 | ) | × | 9 109 |
2 2725 | X | + | ( | X | − | 4947465083 50 | ) | × | 25 109 | + | ( | X | − | 4947465083 50 | ) | × | 9 109 | = | X | − | 4947465083 50 |
| 方程左边 = | 2 2725 | X | + | X | × | 25 109 | − | 4947465083 50 | × | 25 109 | + | ( | X | − | 4947465083 50 | ) | × | 9 109 |