Home / 166,524,468.57-229,806,487.17-91,169,539.20

Finding the Fourth Proportional to 166,524,468.57, 229,806,487.17 and 91,169,539.20

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Solution

The fourth proportional to 166,524,468.57, 229,806,487.17 and 91,169,539.20 is: 125,815,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,468.57 : 229,806,487.17 = 91,169,539.20 : x
  2. Step 2: Convert to fraction form
    166,524,468.57/229,806,487.17 = 91,169,539.20/x
  3. Step 3: Cross multiply
    166,524,468.57x = 229,806,487.17 × 91,169,539.20
  4. Step 4: Simplify right side
    166,524,468.57x = 20,951,351,540,459,612
  5. Step 5: Solve for x
    x = 20,951,351,540,459,612/166,524,468.57
  6. Step 6: Final answer
    x = 125,815,453.55

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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.