Home / 2,099,522,126.40-3,149,283,189.60-2,087,428,891.20

Finding the Fourth Proportional to 2,099,522,126.40, 3,149,283,189.60 and 2,087,428,891.20

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Solution

The fourth proportional to 2,099,522,126.40, 3,149,283,189.60 and 2,087,428,891.20 is: 3,131,143,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,522,126.40 : 3,149,283,189.60 = 2,087,428,891.20 : x
  2. Step 2: Convert to fraction form
    2,099,522,126.40/3,149,283,189.60 = 2,087,428,891.20/x
  3. Step 3: Cross multiply
    2,099,522,126.40x = 3,149,283,189.60 × 2,087,428,891.20
  4. Step 4: Simplify right side
    2,099,522,126.40x = 6,573,904,716,541,527,040
  5. Step 5: Solve for x
    x = 6,573,904,716,541,527,040/2,099,522,126.40
  6. Step 6: Final answer
    x = 3,131,143,336.80

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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.