Home / 1,661,028,003.20-2,491,542,004.80-1,635,199,970.60

Finding the Fourth Proportional to 1,661,028,003.20, 2,491,542,004.80 and 1,635,199,970.60

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Solution

The fourth proportional to 1,661,028,003.20, 2,491,542,004.80 and 1,635,199,970.60 is: 2,452,799,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,028,003.20 : 2,491,542,004.80 = 1,635,199,970.60 : x
  2. Step 2: Convert to fraction form
    1,661,028,003.20/2,491,542,004.80 = 1,635,199,970.60/x
  3. Step 3: Cross multiply
    1,661,028,003.20x = 2,491,542,004.80 × 1,635,199,970.60
  4. Step 4: Simplify right side
    1,661,028,003.20x = 4,074,169,412,997,625,344
  5. Step 5: Solve for x
    x = 4,074,169,412,997,625,344/1,661,028,003.20
  6. Step 6: Final answer
    x = 2,452,799,955.90

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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.