Home / 102,560,620.91-141,533,591.90-56,150,862.53

Finding the Fourth Proportional to 102,560,620.91, 141,533,591.90 and 56,150,862.53

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Solution

The fourth proportional to 102,560,620.91, 141,533,591.90 and 56,150,862.53 is: 77,488,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,560,620.91 : 141,533,591.90 = 56,150,862.53 : x
  2. Step 2: Convert to fraction form
    102,560,620.91/141,533,591.90 = 56,150,862.53/x
  3. Step 3: Cross multiply
    102,560,620.91x = 141,533,591.90 × 56,150,862.53
  4. Step 4: Simplify right side
    102,560,620.91x = 7,947,233,261,165,600
  5. Step 5: Solve for x
    x = 7,947,233,261,165,600/102,560,620.91
  6. Step 6: Final answer
    x = 77,488,154.72

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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.