Home / 80,627,640.54-120,884,756.49-37,451,003.10

Finding the Fourth Proportional to 80,627,640.54, 120,884,756.49 and 37,451,003.10

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Solution

The fourth proportional to 80,627,640.54, 120,884,756.49 and 37,451,003.10 is: 56,150,165.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,627,640.54 : 120,884,756.49 = 37,451,003.10 : x
  2. Step 2: Convert to fraction form
    80,627,640.54/120,884,756.49 = 37,451,003.10/x
  3. Step 3: Cross multiply
    80,627,640.54x = 120,884,756.49 × 37,451,003.10
  4. Step 4: Simplify right side
    80,627,640.54x = 4,527,255,390,049,735
  5. Step 5: Solve for x
    x = 4,527,255,390,049,735/80,627,640.54
  6. Step 6: Final answer
    x = 56,150,165.87

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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.