Home / 494,570,747.28-741,876,295.84-126,115,255.20

Finding the Fourth Proportional to 494,570,747.28, 741,876,295.84 and 126,115,255.20

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Solution

The fourth proportional to 494,570,747.28, 741,876,295.84 and 126,115,255.20 is: 189,178,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,570,747.28 : 741,876,295.84 = 126,115,255.20 : x
  2. Step 2: Convert to fraction form
    494,570,747.28/741,876,295.84 = 126,115,255.20/x
  3. Step 3: Cross multiply
    494,570,747.28x = 741,876,295.84 × 126,115,255.20
  4. Step 4: Simplify right side
    494,570,747.28x = 93,561,918,376,692,304
  5. Step 5: Solve for x
    x = 93,561,918,376,692,304/494,570,747.28
  6. Step 6: Final answer
    x = 189,178,027.39

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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.