Home / 57,948,909.32-79,970,131.35-31,843,433.90

Finding the Fourth Proportional to 57,948,909.32, 79,970,131.35 and 31,843,433.90

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Solution

The fourth proportional to 57,948,909.32, 79,970,131.35 and 31,843,433.90 is: 43,944,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,948,909.32 : 79,970,131.35 = 31,843,433.90 : x
  2. Step 2: Convert to fraction form
    57,948,909.32/79,970,131.35 = 31,843,433.90/x
  3. Step 3: Cross multiply
    57,948,909.32x = 79,970,131.35 × 31,843,433.90
  4. Step 4: Simplify right side
    57,948,909.32x = 2,546,523,591,618,042.50
  5. Step 5: Solve for x
    x = 2,546,523,591,618,042.50/57,948,909.32
  6. Step 6: Final answer
    x = 43,944,288.54

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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.