Finding the Fourth Proportional to 96,411,649.77, 133,088,791.70 and 65,092,125.08
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Solution
The fourth proportional to 96,411,649.77, 133,088,791.70 and 65,092,125.08 is: 89,854,621.27
Step by Step Solution
- Step 1: Write the proportion equation
96,411,649.77 : 133,088,791.70 = 65,092,125.08 : x - Step 2: Convert to fraction form
96,411,649.77/133,088,791.70 = 65,092,125.08/x - Step 3: Cross multiply
96,411,649.77x = 133,088,791.70 × 65,092,125.08 - Step 4: Simplify right side
96,411,649.77x = 8,663,032,276,577,919 - Step 5: Solve for x
x = 8,663,032,276,577,919/96,411,649.77 - Step 6: Final answer
x = 89,854,621.27
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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.