Home / 109,613,712.71-151,229,679.08-62,536,967.12

Finding the Fourth Proportional to 109,613,712.71, 151,229,679.08 and 62,536,967.12

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Solution

The fourth proportional to 109,613,712.71, 151,229,679.08 and 62,536,967.12 is: 86,279,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,613,712.71 : 151,229,679.08 = 62,536,967.12 : x
  2. Step 2: Convert to fraction form
    109,613,712.71/151,229,679.08 = 62,536,967.12/x
  3. Step 3: Cross multiply
    109,613,712.71x = 151,229,679.08 × 62,536,967.12
  4. Step 4: Simplify right side
    109,613,712.71x = 9,457,445,468,259,500
  5. Step 5: Solve for x
    x = 9,457,445,468,259,500/109,613,712.71
  6. Step 6: Final answer
    x = 86,279,765.86

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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.