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Finding the Fourth Proportional to 269,508,367.70, 404,262,551.55 and 235,496,143.70

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Solution

The fourth proportional to 269,508,367.70, 404,262,551.55 and 235,496,143.70 is: 353,244,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,508,367.70 : 404,262,551.55 = 235,496,143.70 : x
  2. Step 2: Convert to fraction form
    269,508,367.70/404,262,551.55 = 235,496,143.70/x
  3. Step 3: Cross multiply
    269,508,367.70x = 404,262,551.55 × 235,496,143.70
  4. Step 4: Simplify right side
    269,508,367.70x = 95,202,271,932,347,456
  5. Step 5: Solve for x
    x = 95,202,271,932,347,456/269,508,367.70
  6. Step 6: Final answer
    x = 353,244,215.55

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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.