Finding the Fourth Proportional to 115,192,553.57, 172,911,789.27 and 49,646,039.21
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Solution
The fourth proportional to 115,192,553.57, 172,911,789.27 and 49,646,039.21 is: 74,522,052.02
Step by Step Solution
- Step 1: Write the proportion equation
115,192,553.57 : 172,911,789.27 = 49,646,039.21 : x - Step 2: Convert to fraction form
115,192,553.57/172,911,789.27 = 49,646,039.21/x - Step 3: Cross multiply
115,192,553.57x = 172,911,789.27 × 49,646,039.21 - Step 4: Simplify right side
115,192,553.57x = 8,584,385,469,969,678 - Step 5: Solve for x
x = 8,584,385,469,969,678/115,192,553.57 - Step 6: Final answer
x = 74,522,052.02
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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.