Home / 2,080,149,234.40-3,120,223,851.60-699,504,882.40

Finding the Fourth Proportional to 2,080,149,234.40, 3,120,223,851.60 and 699,504,882.40

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Solution

The fourth proportional to 2,080,149,234.40, 3,120,223,851.60 and 699,504,882.40 is: 1,049,257,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,149,234.40 : 3,120,223,851.60 = 699,504,882.40 : x
  2. Step 2: Convert to fraction form
    2,080,149,234.40/3,120,223,851.60 = 699,504,882.40/x
  3. Step 3: Cross multiply
    2,080,149,234.40x = 3,120,223,851.60 × 699,504,882.40
  4. Step 4: Simplify right side
    2,080,149,234.40x = 2,182,611,818,375,132,928
  5. Step 5: Solve for x
    x = 2,182,611,818,375,132,928/2,080,149,234.40
  6. Step 6: Final answer
    x = 1,049,257,323.60

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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.