Finding the Fourth Proportional to 83,755,471.29, 115,580,892.92 and 46,584,951.99
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Solution
The fourth proportional to 83,755,471.29, 115,580,892.92 and 46,584,951.99 is: 64,286,311.86
Step by Step Solution
- Step 1: Write the proportion equation
83,755,471.29 : 115,580,892.92 = 46,584,951.99 : x - Step 2: Convert to fraction form
83,755,471.29/115,580,892.92 = 46,584,951.99/x - Step 3: Cross multiply
83,755,471.29x = 115,580,892.92 × 46,584,951.99 - Step 4: Simplify right side
83,755,471.29x = 5,384,330,347,406,607 - Step 5: Solve for x
x = 5,384,330,347,406,607/83,755,471.29 - Step 6: Final answer
x = 64,286,311.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.