Home / 87,458,357.64-131,086,645.80-32,836,105.20

Finding the Fourth Proportional to 87,458,357.64, 131,086,645.80 and 32,836,105.20

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Solution

The fourth proportional to 87,458,357.64, 131,086,645.80 and 32,836,105.20 is: 49,216,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,458,357.64 : 131,086,645.80 = 32,836,105.20 : x
  2. Step 2: Convert to fraction form
    87,458,357.64/131,086,645.80 = 32,836,105.20/x
  3. Step 3: Cross multiply
    87,458,357.64x = 131,086,645.80 × 32,836,105.20
  4. Step 4: Simplify right side
    87,458,357.64x = 4,304,374,891,803,938
  5. Step 5: Solve for x
    x = 4,304,374,891,803,938/87,458,357.64
  6. Step 6: Final answer
    x = 49,216,278.56

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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.