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Finding the Fourth Proportional to 339,061,562, 508,668,159 and 123,650,810

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Solution

The fourth proportional to 339,061,562, 508,668,159 and 123,650,810 is: 185,503,863.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,061,562 : 508,668,159 = 123,650,810 : x
  2. Step 2: Convert to fraction form
    339,061,562/508,668,159 = 123,650,810/x
  3. Step 3: Cross multiply
    339,061,562x = 508,668,159 × 123,650,810
  4. Step 4: Simplify right side
    339,061,562x = 62,897,229,881,558,792
  5. Step 5: Solve for x
    x = 62,897,229,881,558,792/339,061,562
  6. Step 6: Final answer
    x = 185,503,863.99

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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.