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Finding the Fourth Proportional to 269,263,124.90, 403,894,687.35 and 269,263,124.90

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Solution

The fourth proportional to 269,263,124.90, 403,894,687.35 and 269,263,124.90 is: 403,894,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,263,124.90 : 403,894,687.35 = 269,263,124.90 : x
  2. Step 2: Convert to fraction form
    269,263,124.90/403,894,687.35 = 269,263,124.90/x
  3. Step 3: Cross multiply
    269,263,124.90x = 403,894,687.35 × 269,263,124.90
  4. Step 4: Simplify right side
    269,263,124.90x = 108,753,945,646,369,504
  5. Step 5: Solve for x
    x = 108,753,945,646,369,504/269,263,124.90
  6. Step 6: Final answer
    x = 403,894,687.35

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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.