Finding the Fourth Proportional to 56,167,319.70, 84,250,979.55 and 56,167,319.70
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Solution
The fourth proportional to 56,167,319.70, 84,250,979.55 and 56,167,319.70 is: 84,250,979.55
Step by Step Solution
- Step 1: Write the proportion equation
56,167,319.70 : 84,250,979.55 = 56,167,319.70 : x - Step 2: Convert to fraction form
56,167,319.70/84,250,979.55 = 56,167,319.70/x - Step 3: Cross multiply
56,167,319.70x = 84,250,979.55 × 56,167,319.70 - Step 4: Simplify right side
56,167,319.70x = 4,732,151,703,423,012 - Step 5: Solve for x
x = 4,732,151,703,423,012/56,167,319.70 - Step 6: Final answer
x = 84,250,979.55
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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.