Home / 94,144,007.55-129,793,921.20-77,335,609.26

Finding the Fourth Proportional to 94,144,007.55, 129,793,921.20 and 77,335,609.26

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Solution

The fourth proportional to 94,144,007.55, 129,793,921.20 and 77,335,609.26 is: 106,620,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,144,007.55 : 129,793,921.20 = 77,335,609.26 : x
  2. Step 2: Convert to fraction form
    94,144,007.55/129,793,921.20 = 77,335,609.26/x
  3. Step 3: Cross multiply
    94,144,007.55x = 129,793,921.20 × 77,335,609.26
  4. Step 4: Simplify right side
    94,144,007.55x = 10,037,691,974,246,432
  5. Step 5: Solve for x
    x = 10,037,691,974,246,432/94,144,007.55
  6. Step 6: Final answer
    x = 106,620,614.90

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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.