Finding the Third Proportional to 328,974,572 and 722,509,778
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Solution
The third proportional to 328,974,572 and 722,509,778 is: 1,586,810,725.62
Step by Step Solution
- Step 1: Write the proportion equation
328,974,572 : 722,509,778 = 722,509,778 : x - Step 2: Convert to fraction form
328,974,572/722,509,778 = 722,509,778/x - Step 3: Cross multiply
328,974,572x = 722,509,778 × 722,509,778 - Step 4: Simplify right side
328,974,572x = 522,020,379,305,609,280 - Step 5: Solve for x
x = 522,020,379,305,609,280/328,974,572 - Step 6: Final answer
x = 1,586,810,725.62
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.