Home / 204,427,127.40-306,640,691.10-122,797,789.80

Finding the Fourth Proportional to 204,427,127.40, 306,640,691.10 and 122,797,789.80

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Solution

The fourth proportional to 204,427,127.40, 306,640,691.10 and 122,797,789.80 is: 184,196,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,427,127.40 : 306,640,691.10 = 122,797,789.80 : x
  2. Step 2: Convert to fraction form
    204,427,127.40/306,640,691.10 = 122,797,789.80/x
  3. Step 3: Cross multiply
    204,427,127.40x = 306,640,691.10 × 122,797,789.80
  4. Step 4: Simplify right side
    204,427,127.40x = 37,654,799,129,824,536
  5. Step 5: Solve for x
    x = 37,654,799,129,824,536/204,427,127.40
  6. Step 6: Final answer
    x = 184,196,684.70

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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.