Home / 5,538,462,406.80-8,307,693,610.20-1,661,068,870.80

Finding the Fourth Proportional to 5,538,462,406.80, 8,307,693,610.20 and 1,661,068,870.80

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Solution

The fourth proportional to 5,538,462,406.80, 8,307,693,610.20 and 1,661,068,870.80 is: 2,491,603,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,462,406.80 : 8,307,693,610.20 = 1,661,068,870.80 : x
  2. Step 2: Convert to fraction form
    5,538,462,406.80/8,307,693,610.20 = 1,661,068,870.80/x
  3. Step 3: Cross multiply
    5,538,462,406.80x = 8,307,693,610.20 × 1,661,068,870.80
  4. Step 4: Simplify right side
    5,538,462,406.80x = 13,799,651,244,047,288,320
  5. Step 5: Solve for x
    x = 13,799,651,244,047,288,320/5,538,462,406.80
  6. Step 6: Final answer
    x = 2,491,603,306.20

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Double scale
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Similar ratio
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1.5x scale

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.