Home / 2,080,149,197.40-3,120,223,796.10-699,504,845.40

Finding the Fourth Proportional to 2,080,149,197.40, 3,120,223,796.10 and 699,504,845.40

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Solution

The fourth proportional to 2,080,149,197.40, 3,120,223,796.10 and 699,504,845.40 is: 1,049,257,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,149,197.40 : 3,120,223,796.10 = 699,504,845.40 : x
  2. Step 2: Convert to fraction form
    2,080,149,197.40/3,120,223,796.10 = 699,504,845.40/x
  3. Step 3: Cross multiply
    2,080,149,197.40x = 3,120,223,796.10 × 699,504,845.40
  4. Step 4: Simplify right side
    2,080,149,197.40x = 2,182,611,664,104,331,520
  5. Step 5: Solve for x
    x = 2,182,611,664,104,331,520/2,080,149,197.40
  6. Step 6: Final answer
    x = 1,049,257,268.10

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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.