Home / 80,720,862.25-111,394,760.61-44,051,433.25

Finding the Fourth Proportional to 80,720,862.25, 111,394,760.61 and 44,051,433.25

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Solution

The fourth proportional to 80,720,862.25, 111,394,760.61 and 44,051,433.25 is: 60,790,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,720,862.25 : 111,394,760.61 = 44,051,433.25 : x
  2. Step 2: Convert to fraction form
    80,720,862.25/111,394,760.61 = 44,051,433.25/x
  3. Step 3: Cross multiply
    80,720,862.25x = 111,394,760.61 × 44,051,433.25
  4. Step 4: Simplify right side
    80,720,862.25x = 4,907,098,861,411,144
  5. Step 5: Solve for x
    x = 4,907,098,861,411,144/80,720,862.25
  6. Step 6: Final answer
    x = 60,790,961.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.