Home / 88,449,872.20-132,674,808.30-80,797,121.80

Finding the Fourth Proportional to 88,449,872.20, 132,674,808.30 and 80,797,121.80

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Solution

The fourth proportional to 88,449,872.20, 132,674,808.30 and 80,797,121.80 is: 121,195,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,449,872.20 : 132,674,808.30 = 80,797,121.80 : x
  2. Step 2: Convert to fraction form
    88,449,872.20/132,674,808.30 = 80,797,121.80/x
  3. Step 3: Cross multiply
    88,449,872.20x = 132,674,808.30 × 80,797,121.80
  4. Step 4: Simplify right side
    88,449,872.20x = 10,719,742,646,006,750
  5. Step 5: Solve for x
    x = 10,719,742,646,006,750/88,449,872.20
  6. Step 6: Final answer
    x = 121,195,682.70

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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.