Home / 10,297,814,515.20-15,446,721,772.80-2,543,027,443.20

Finding the Fourth Proportional to 10,297,814,515.20, 15,446,721,772.80 and 2,543,027,443.20

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Solution

The fourth proportional to 10,297,814,515.20, 15,446,721,772.80 and 2,543,027,443.20 is: 3,814,541,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297,814,515.20 : 15,446,721,772.80 = 2,543,027,443.20 : x
  2. Step 2: Convert to fraction form
    10,297,814,515.20/15,446,721,772.80 = 2,543,027,443.20/x
  3. Step 3: Cross multiply
    10,297,814,515.20x = 15,446,721,772.80 × 2,543,027,443.20
  4. Step 4: Simplify right side
    10,297,814,515.20x = 39,281,437,375,705,350,144
  5. Step 5: Solve for x
    x = 39,281,437,375,705,350,144/10,297,814,515.20
  6. Step 6: Final answer
    x = 3,814,541,164.80

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Double scale
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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.