Home / 172,642,759.92-238,244,228.28-94,324,631.76

Finding the Fourth Proportional to 172,642,759.92, 238,244,228.28 and 94,324,631.76

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Solution

The fourth proportional to 172,642,759.92, 238,244,228.28 and 94,324,631.76 is: 130,166,472.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,642,759.92 : 238,244,228.28 = 94,324,631.76 : x
  2. Step 2: Convert to fraction form
    172,642,759.92/238,244,228.28 = 94,324,631.76/x
  3. Step 3: Cross multiply
    172,642,759.92x = 238,244,228.28 × 94,324,631.76
  4. Step 4: Simplify right side
    172,642,759.92x = 22,472,299,101,456,380
  5. Step 5: Solve for x
    x = 22,472,299,101,456,380/172,642,759.92
  6. Step 6: Final answer
    x = 130,166,472.73

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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.