Finding the Fourth Proportional to 68,593,552.16, 102,755,800.92 and 39,779,151.68
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Solution
The fourth proportional to 68,593,552.16, 102,755,800.92 and 39,779,151.68 is: 59,590,711.69
Step by Step Solution
- Step 1: Write the proportion equation
68,593,552.16 : 102,755,800.92 = 39,779,151.68 : x - Step 2: Convert to fraction form
68,593,552.16/102,755,800.92 = 39,779,151.68/x - Step 3: Cross multiply
68,593,552.16x = 102,755,800.92 × 39,779,151.68 - Step 4: Simplify right side
68,593,552.16x = 4,087,538,590,796,563.50 - Step 5: Solve for x
x = 4,087,538,590,796,563.50/68,593,552.16 - Step 6: Final answer
x = 59,590,711.69
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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.