Finding the Fourth Proportional to 151,169,201.20, 226,753,801.80 and 74,641,697.20
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Solution
The fourth proportional to 151,169,201.20, 226,753,801.80 and 74,641,697.20 is: 111,962,545.80
Step by Step Solution
- Step 1: Write the proportion equation
151,169,201.20 : 226,753,801.80 = 74,641,697.20 : x - Step 2: Convert to fraction form
151,169,201.20/226,753,801.80 = 74,641,697.20/x - Step 3: Cross multiply
151,169,201.20x = 226,753,801.80 × 74,641,697.20 - Step 4: Simplify right side
151,169,201.20x = 16,925,288,612,904,416 - Step 5: Solve for x
x = 16,925,288,612,904,416/151,169,201.20 - Step 6: Final answer
x = 111,962,545.80
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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.