Home / 2,149,251,212.40-3,223,876,818.60-787,465,561.20

Finding the Fourth Proportional to 2,149,251,212.40, 3,223,876,818.60 and 787,465,561.20

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Solution

The fourth proportional to 2,149,251,212.40, 3,223,876,818.60 and 787,465,561.20 is: 1,181,198,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,251,212.40 : 3,223,876,818.60 = 787,465,561.20 : x
  2. Step 2: Convert to fraction form
    2,149,251,212.40/3,223,876,818.60 = 787,465,561.20/x
  3. Step 3: Cross multiply
    2,149,251,212.40x = 3,223,876,818.60 × 787,465,561.20
  4. Step 4: Simplify right side
    2,149,251,212.40x = 2,538,691,968,198,519,808
  5. Step 5: Solve for x
    x = 2,538,691,968,198,519,808/2,149,251,212.40
  6. Step 6: Final answer
    x = 1,181,198,341.80

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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.