Home / 198,639,126.27-297,765,377.72-94,981,559.22

Finding the Fourth Proportional to 198,639,126.27, 297,765,377.72 and 94,981,559.22

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Solution

The fourth proportional to 198,639,126.27, 297,765,377.72 and 94,981,559.22 is: 142,379,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,639,126.27 : 297,765,377.72 = 94,981,559.22 : x
  2. Step 2: Convert to fraction form
    198,639,126.27/297,765,377.72 = 94,981,559.22/x
  3. Step 3: Cross multiply
    198,639,126.27x = 297,765,377.72 × 94,981,559.22
  4. Step 4: Simplify right side
    198,639,126.27x = 28,282,219,857,102,936
  5. Step 5: Solve for x
    x = 28,282,219,857,102,936/198,639,126.27
  6. Step 6: Final answer
    x = 142,379,904.65

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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.