Home / 234,772,712.31-323,980,178.24-130,348,098.75

Finding the Fourth Proportional to 234,772,712.31, 323,980,178.24 and 130,348,098.75

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Solution

The fourth proportional to 234,772,712.31, 323,980,178.24 and 130,348,098.75 is: 179,876,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,772,712.31 : 323,980,178.24 = 130,348,098.75 : x
  2. Step 2: Convert to fraction form
    234,772,712.31/323,980,178.24 = 130,348,098.75/x
  3. Step 3: Cross multiply
    234,772,712.31x = 323,980,178.24 × 130,348,098.75
  4. Step 4: Simplify right side
    234,772,712.31x = 42,230,200,265,618,384
  5. Step 5: Solve for x
    x = 42,230,200,265,618,384/234,772,712.31
  6. Step 6: Final answer
    x = 179,876,953.54

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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.