Home / 234,607,124.46-323,772,965.19-130,185,195.78

Finding the Fourth Proportional to 234,607,124.46, 323,772,965.19 and 130,185,195.78

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Solution

The fourth proportional to 234,607,124.46, 323,772,965.19 and 130,185,195.78 is: 179,663,967.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,607,124.46 : 323,772,965.19 = 130,185,195.78 : x
  2. Step 2: Convert to fraction form
    234,607,124.46/323,772,965.19 = 130,185,195.78/x
  3. Step 3: Cross multiply
    234,607,124.46x = 323,772,965.19 × 130,185,195.78
  4. Step 4: Simplify right side
    234,607,124.46x = 42,150,446,861,531,272
  5. Step 5: Solve for x
    x = 42,150,446,861,531,272/234,607,124.46
  6. Step 6: Final answer
    x = 179,663,967.83

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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.