Home / 232,715,229-321,149,490.56-128,297,036.76

Finding the Fourth Proportional to 232,715,229, 321,149,490.56 and 128,297,036.76

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Solution

The fourth proportional to 232,715,229, 321,149,490.56 and 128,297,036.76 is: 177,051,274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,715,229 : 321,149,490.56 = 128,297,036.76 : x
  2. Step 2: Convert to fraction form
    232,715,229/321,149,490.56 = 128,297,036.76/x
  3. Step 3: Cross multiply
    232,715,229x = 321,149,490.56 × 128,297,036.76
  4. Step 4: Simplify right side
    232,715,229x = 41,202,527,995,831,592
  5. Step 5: Solve for x
    x = 41,202,527,995,831,592/232,715,229
  6. Step 6: Final answer
    x = 177,051,274.95

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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.