| 2000750000 | = | 69 5 | × | 1800 | m | ( | 1320 | − | m | ÷ | 2 | ) |
| Right side of the equation = | 24840 | m | ( | 1320 | − | m | ÷ | 2 | ) |
| 2000750000 | = | 24840 | m | ( | 1320 | − | m | ÷ | 2 | ) |
| Right side of the equation = | 24840 | m | × | 1320 | − | 24840 | m | m | ÷ | 2 |
| = | 32788800 | m | − | 12420 | m | m |
| 2000750000 | = | 32788800 | m | − | 12420 | m | m |