Home / 234,037,767.38-322,973,197.90-129,613,649.54

Finding the Fourth Proportional to 234,037,767.38, 322,973,197.90 and 129,613,649.54

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Solution

The fourth proportional to 234,037,767.38, 322,973,197.90 and 129,613,649.54 is: 178,867,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,037,767.38 : 322,973,197.90 = 129,613,649.54 : x
  2. Step 2: Convert to fraction form
    234,037,767.38/322,973,197.90 = 129,613,649.54/x
  3. Step 3: Cross multiply
    234,037,767.38x = 322,973,197.90 × 129,613,649.54
  4. Step 4: Simplify right side
    234,037,767.38x = 41,861,734,881,484,760
  5. Step 5: Solve for x
    x = 41,861,734,881,484,760/234,037,767.38
  6. Step 6: Final answer
    x = 178,867,433.88

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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.