Home / 3,969,659,579.70-5,954,489,369.55-1,639,822,235.70

Finding the Fourth Proportional to 3,969,659,579.70, 5,954,489,369.55 and 1,639,822,235.70

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Solution

The fourth proportional to 3,969,659,579.70, 5,954,489,369.55 and 1,639,822,235.70 is: 2,459,733,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,659,579.70 : 5,954,489,369.55 = 1,639,822,235.70 : x
  2. Step 2: Convert to fraction form
    3,969,659,579.70/5,954,489,369.55 = 1,639,822,235.70/x
  3. Step 3: Cross multiply
    3,969,659,579.70x = 5,954,489,369.55 × 1,639,822,235.70
  4. Step 4: Simplify right side
    3,969,659,579.70x = 9,764,304,070,427,365,376
  5. Step 5: Solve for x
    x = 9,764,304,070,427,365,376/3,969,659,579.70
  6. Step 6: Final answer
    x = 2,459,733,353.55

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Double scale
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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.