Finding the Fourth Proportional to 252,729,545.92, 379,094,319.84 and 61,253,321.92
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Solution
The fourth proportional to 252,729,545.92, 379,094,319.84 and 61,253,321.92 is: 91,879,983.11
Step by Step Solution
- Step 1: Write the proportion equation
252,729,545.92 : 379,094,319.84 = 61,253,321.92 : x - Step 2: Convert to fraction form
252,729,545.92/379,094,319.84 = 61,253,321.92/x - Step 3: Cross multiply
252,729,545.92x = 379,094,319.84 × 61,253,321.92 - Step 4: Simplify right side
252,729,545.92x = 23,220,786,411,202,960 - Step 5: Solve for x
x = 23,220,786,411,202,960/252,729,545.92 - Step 6: Final answer
x = 91,879,983.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.