Home / 166,524,747.87-229,806,873.90-91,169,819.31

Finding the Fourth Proportional to 166,524,747.87, 229,806,873.90 and 91,169,819.31

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Solution

The fourth proportional to 166,524,747.87, 229,806,873.90 and 91,169,819.31 is: 125,815,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,747.87 : 229,806,873.90 = 91,169,819.31 : x
  2. Step 2: Convert to fraction form
    166,524,747.87/229,806,873.90 = 91,169,819.31/x
  3. Step 3: Cross multiply
    166,524,747.87x = 229,806,873.90 × 91,169,819.31
  4. Step 4: Simplify right side
    166,524,747.87x = 20,951,451,169,658,956
  5. Step 5: Solve for x
    x = 20,951,451,169,658,956/166,524,747.87
  6. Step 6: Final answer
    x = 125,815,840.81

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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.