Home / 2,125,766,544.40-3,188,649,816.60-1,867,486,218.40

Finding the Fourth Proportional to 2,125,766,544.40, 3,188,649,816.60 and 1,867,486,218.40

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Solution

The fourth proportional to 2,125,766,544.40, 3,188,649,816.60 and 1,867,486,218.40 is: 2,801,229,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,766,544.40 : 3,188,649,816.60 = 1,867,486,218.40 : x
  2. Step 2: Convert to fraction form
    2,125,766,544.40/3,188,649,816.60 = 1,867,486,218.40/x
  3. Step 3: Cross multiply
    2,125,766,544.40x = 3,188,649,816.60 × 1,867,486,218.40
  4. Step 4: Simplify right side
    2,125,766,544.40x = 5,954,759,587,804,187,648
  5. Step 5: Solve for x
    x = 5,954,759,587,804,187,648/2,125,766,544.40
  6. Step 6: Final answer
    x = 2,801,229,327.60

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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.