Finding the Fourth Proportional to 89,305,654.16, 133,763,175.12 and 63,319,186.28
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Solution
The fourth proportional to 89,305,654.16, 133,763,175.12 and 63,319,186.28 is: 94,840,304.15
Step by Step Solution
- Step 1: Write the proportion equation
89,305,654.16 : 133,763,175.12 = 63,319,186.28 : x - Step 2: Convert to fraction form
89,305,654.16/133,763,175.12 = 63,319,186.28/x - Step 3: Cross multiply
89,305,654.16x = 133,763,175.12 × 63,319,186.28 - Step 4: Simplify right side
89,305,654.16x = 8,469,775,402,827,542 - Step 5: Solve for x
x = 8,469,775,402,827,542/89,305,654.16 - Step 6: Final answer
x = 94,840,304.15
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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.