Home / 2,015,280,915.60-3,022,921,373.40-1,900,489,659.60

Finding the Fourth Proportional to 2,015,280,915.60, 3,022,921,373.40 and 1,900,489,659.60

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Solution

The fourth proportional to 2,015,280,915.60, 3,022,921,373.40 and 1,900,489,659.60 is: 2,850,734,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,280,915.60 : 3,022,921,373.40 = 1,900,489,659.60 : x
  2. Step 2: Convert to fraction form
    2,015,280,915.60/3,022,921,373.40 = 1,900,489,659.60/x
  3. Step 3: Cross multiply
    2,015,280,915.60x = 3,022,921,373.40 × 1,900,489,659.60
  4. Step 4: Simplify right side
    2,015,280,915.60x = 5,745,030,811,930,530,816
  5. Step 5: Solve for x
    x = 5,745,030,811,930,530,816/2,015,280,915.60
  6. Step 6: Final answer
    x = 2,850,734,489.40

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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.