Home / 99,704,471.85-149,541,748.70-31,538,306.25

Finding the Fourth Proportional to 99,704,471.85, 149,541,748.70 and 31,538,306.25

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Solution

The fourth proportional to 99,704,471.85, 149,541,748.70 and 31,538,306.25 is: 47,302,727.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,704,471.85 : 149,541,748.70 = 31,538,306.25 : x
  2. Step 2: Convert to fraction form
    99,704,471.85/149,541,748.70 = 31,538,306.25/x
  3. Step 3: Cross multiply
    99,704,471.85x = 149,541,748.70 × 31,538,306.25
  4. Step 4: Simplify right side
    99,704,471.85x = 4,716,293,467,503,448
  5. Step 5: Solve for x
    x = 4,716,293,467,503,448/99,704,471.85
  6. Step 6: Final answer
    x = 47,302,727.55

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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.