Home / 132,101,118.05-198,073,178.95-50,225,989.59

Finding the Fourth Proportional to 132,101,118.05, 198,073,178.95 and 50,225,989.59

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Solution

The fourth proportional to 132,101,118.05, 198,073,178.95 and 50,225,989.59 is: 75,309,138.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,101,118.05 : 198,073,178.95 = 50,225,989.59 : x
  2. Step 2: Convert to fraction form
    132,101,118.05/198,073,178.95 = 50,225,989.59/x
  3. Step 3: Cross multiply
    132,101,118.05x = 198,073,178.95 × 50,225,989.59
  4. Step 4: Simplify right side
    132,101,118.05x = 9,948,421,424,000,908
  5. Step 5: Solve for x
    x = 9,948,421,424,000,908/132,101,118.05
  6. Step 6: Final answer
    x = 75,309,138.72

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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.