Finding the Third Proportional to 61,205,343.75 and 129,318,981.75
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Solution
The third proportional to 61,205,343.75 and 129,318,981.75 is: 273,234,296.49
Step by Step Solution
- Step 1: Write the proportion equation
61,205,343.75 : 129,318,981.75 = 129,318,981.75 : x - Step 2: Convert to fraction form
61,205,343.75/129,318,981.75 = 129,318,981.75/x - Step 3: Cross multiply
61,205,343.75x = 129,318,981.75 × 129,318,981.75 - Step 4: Simplify right side
61,205,343.75x = 16,723,399,040,856,834 - Step 5: Solve for x
x = 16,723,399,040,856,834/61,205,343.75 - Step 6: Final answer
x = 273,234,296.49
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.