Home / 109,123,484.70-150,567,928.89-62,704,770.57

Finding the Fourth Proportional to 109,123,484.70, 150,567,928.89 and 62,704,770.57

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Solution

The fourth proportional to 109,123,484.70, 150,567,928.89 and 62,704,770.57 is: 86,519,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,123,484.70 : 150,567,928.89 = 62,704,770.57 : x
  2. Step 2: Convert to fraction form
    109,123,484.70/150,567,928.89 = 62,704,770.57/x
  3. Step 3: Cross multiply
    109,123,484.70x = 150,567,928.89 × 62,704,770.57
  4. Step 4: Simplify right side
    109,123,484.70x = 9,441,327,436,247,524
  5. Step 5: Solve for x
    x = 9,441,327,436,247,524/109,123,484.70
  6. Step 6: Final answer
    x = 86,519,665.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.