Home / 744,744,348.48-1,027,747,188.72-431,660,161.20

Finding the Fourth Proportional to 744,744,348.48, 1,027,747,188.72 and 431,660,161.20

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Solution

The fourth proportional to 744,744,348.48, 1,027,747,188.72 and 431,660,161.20 is: 595,691,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,744,348.48 : 1,027,747,188.72 = 431,660,161.20 : x
  2. Step 2: Convert to fraction form
    744,744,348.48/1,027,747,188.72 = 431,660,161.20/x
  3. Step 3: Cross multiply
    744,744,348.48x = 1,027,747,188.72 × 431,660,161.20
  4. Step 4: Simplify right side
    744,744,348.48x = 443,637,517,155,722,048
  5. Step 5: Solve for x
    x = 443,637,517,155,722,048/744,744,348.48
  6. Step 6: Final answer
    x = 595,691,015.39

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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.