Home / 132,352,016.38-198,144,648.45-99,700,099.37

Finding the Fourth Proportional to 132,352,016.38, 198,144,648.45 and 99,700,099.37

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Solution

The fourth proportional to 132,352,016.38, 198,144,648.45 and 99,700,099.37 is: 149,261,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352,016.38 : 198,144,648.45 = 99,700,099.37 : x
  2. Step 2: Convert to fraction form
    132,352,016.38/198,144,648.45 = 99,700,099.37/x
  3. Step 3: Cross multiply
    132,352,016.38x = 198,144,648.45 × 99,700,099.37
  4. Step 4: Simplify right side
    132,352,016.38x = 19,755,041,140,098,716
  5. Step 5: Solve for x
    x = 19,755,041,140,098,716/132,352,016.38
  6. Step 6: Final answer
    x = 149,261,353.78

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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.