Home / 2,015,280,901.60-3,022,921,352.40-1,900,489,645.60

Finding the Fourth Proportional to 2,015,280,901.60, 3,022,921,352.40 and 1,900,489,645.60

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Solution

The fourth proportional to 2,015,280,901.60, 3,022,921,352.40 and 1,900,489,645.60 is: 2,850,734,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,280,901.60 : 3,022,921,352.40 = 1,900,489,645.60 : x
  2. Step 2: Convert to fraction form
    2,015,280,901.60/3,022,921,352.40 = 1,900,489,645.60/x
  3. Step 3: Cross multiply
    2,015,280,901.60x = 3,022,921,352.40 × 1,900,489,645.60
  4. Step 4: Simplify right side
    2,015,280,901.60x = 5,745,030,729,699,348,480
  5. Step 5: Solve for x
    x = 5,745,030,729,699,348,480/2,015,280,901.60
  6. Step 6: Final answer
    x = 2,850,734,468.40

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Double scale
Find fourth proportional to 2,015,280,902.60, 3,022,921,353.90 and 1,900,489,646.60
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.