Home / 80,720,861.25-111,394,759.23-44,051,432.25

Finding the Fourth Proportional to 80,720,861.25, 111,394,759.23 and 44,051,432.25

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Solution

The fourth proportional to 80,720,861.25, 111,394,759.23 and 44,051,432.25 is: 60,790,960.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,720,861.25 : 111,394,759.23 = 44,051,432.25 : x
  2. Step 2: Convert to fraction form
    80,720,861.25/111,394,759.23 = 44,051,432.25/x
  3. Step 3: Cross multiply
    80,720,861.25x = 111,394,759.23 × 44,051,432.25
  4. Step 4: Simplify right side
    80,720,861.25x = 4,907,098,689,225,407
  5. Step 5: Solve for x
    x = 4,907,098,689,225,407/80,720,861.25
  6. Step 6: Final answer
    x = 60,790,960.52

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1.5x scale

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.