Home / 169,853,624.22-234,393,253.20-102,912,215.88

Finding the Fourth Proportional to 169,853,624.22, 234,393,253.20 and 102,912,215.88

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Solution

The fourth proportional to 169,853,624.22, 234,393,253.20 and 102,912,215.88 is: 142,015,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,853,624.22 : 234,393,253.20 = 102,912,215.88 : x
  2. Step 2: Convert to fraction form
    169,853,624.22/234,393,253.20 = 102,912,215.88/x
  3. Step 3: Cross multiply
    169,853,624.22x = 234,393,253.20 × 102,912,215.88
  4. Step 4: Simplify right side
    169,853,624.22x = 24,121,929,074,133,900
  5. Step 5: Solve for x
    x = 24,121,929,074,133,900/169,853,624.22
  6. Step 6: Final answer
    x = 142,015,981.02

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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.