Home / 192,183,524.92-288,735,179.30-123,231,421.23

Finding the Fourth Proportional to 192,183,524.92, 288,735,179.30 and 123,231,421.23

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Solution

The fourth proportional to 192,183,524.92, 288,735,179.30 and 123,231,421.23 is: 185,142,022.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,183,524.92 : 288,735,179.30 = 123,231,421.23 : x
  2. Step 2: Convert to fraction form
    192,183,524.92/288,735,179.30 = 123,231,421.23/x
  3. Step 3: Cross multiply
    192,183,524.92x = 288,735,179.30 × 123,231,421.23
  4. Step 4: Simplify right side
    192,183,524.92x = 35,581,246,504,545,956
  5. Step 5: Solve for x
    x = 35,581,246,504,545,956/192,183,524.92
  6. Step 6: Final answer
    x = 185,142,022.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.