Home / 142,672,306.79-213,645,158.78-94,002,607.71

Finding the Fourth Proportional to 142,672,306.79, 213,645,158.78 and 94,002,607.71

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Solution

The fourth proportional to 142,672,306.79, 213,645,158.78 and 94,002,607.71 is: 140,764,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,672,306.79 : 213,645,158.78 = 94,002,607.71 : x
  2. Step 2: Convert to fraction form
    142,672,306.79/213,645,158.78 = 94,002,607.71/x
  3. Step 3: Cross multiply
    142,672,306.79x = 213,645,158.78 × 94,002,607.71
  4. Step 4: Simplify right side
    142,672,306.79x = 20,083,202,049,466,988
  5. Step 5: Solve for x
    x = 20,083,202,049,466,988/142,672,306.79
  6. Step 6: Final answer
    x = 140,764,542.90

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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.