Home / 114,916,944.10-172,375,416.15-71,834,793.70

Finding the Fourth Proportional to 114,916,944.10, 172,375,416.15 and 71,834,793.70

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Solution

The fourth proportional to 114,916,944.10, 172,375,416.15 and 71,834,793.70 is: 107,752,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,916,944.10 : 172,375,416.15 = 71,834,793.70 : x
  2. Step 2: Convert to fraction form
    114,916,944.10/172,375,416.15 = 71,834,793.70/x
  3. Step 3: Cross multiply
    114,916,944.10x = 172,375,416.15 × 71,834,793.70
  4. Step 4: Simplify right side
    114,916,944.10x = 12,382,552,458,086,900
  5. Step 5: Solve for x
    x = 12,382,552,458,086,900/114,916,944.10
  6. Step 6: Final answer
    x = 107,752,190.55

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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.