Home / 101,261,449.54-139,741,470.71-54,851,702.91

Finding the Fourth Proportional to 101,261,449.54, 139,741,470.71 and 54,851,702.91

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Solution

The fourth proportional to 101,261,449.54, 139,741,470.71 and 54,851,702.91 is: 75,695,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,449.54 : 139,741,470.71 = 54,851,702.91 : x
  2. Step 2: Convert to fraction form
    101,261,449.54/139,741,470.71 = 54,851,702.91/x
  3. Step 3: Cross multiply
    101,261,449.54x = 139,741,470.71 × 54,851,702.91
  4. Step 4: Simplify right side
    101,261,449.54x = 7,665,057,635,591,387
  5. Step 5: Solve for x
    x = 7,665,057,635,591,387/101,261,449.54
  6. Step 6: Final answer
    x = 75,695,713.13

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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.