| 5 | ÷ | 131 | − | 35 | ÷ | 1300 | − | 40 | ÷ | 1650 | + | X | ÷ | 126 | + | 47 5 | ÷ | 87 | = | 243 100000 | ( | 179 2 | + | X | ) |
| Left side of the equation = | 5 131 | − | 7 260 | − | 4 165 | + | X | × | 1 126 | + | 47 435 |
| = | 3098143 32595420 | + | 1 126 | X |
3098143 32595420 | + | 1 126 | X | = | 243 100000 | ( | 179 2 | + | X | ) |
| Right side of the equation = | 243 100000 | × | 179 2 | + | 243 100000 | X |
| = | 43497 200000 | + | 243 100000 | X |
3098143 32595420 | + | 1 126 | X | = | 43497 200000 | + | 243 100000 | X |
1 126 | X | − | 243 100000 | X | = | 43497 200000 | − | 3098143 32595420 |
34691 6300000 | X | = | 43497 200000 | − | 3098143 32595420 |