Home / 755,282,873.47-1,034,741,227.94-726,975,078.79

Finding the Fourth Proportional to 755,282,873.47, 1,034,741,227.94 and 726,975,078.79

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Solution

The fourth proportional to 755,282,873.47, 1,034,741,227.94 and 726,975,078.79 is: 995,959,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,282,873.47 : 1,034,741,227.94 = 726,975,078.79 : x
  2. Step 2: Convert to fraction form
    755,282,873.47/1,034,741,227.94 = 726,975,078.79/x
  3. Step 3: Cross multiply
    755,282,873.47x = 1,034,741,227.94 × 726,975,078.79
  4. Step 4: Simplify right side
    755,282,873.47x = 752,231,085,708,942,848
  5. Step 5: Solve for x
    x = 752,231,085,708,942,848/755,282,873.47
  6. Step 6: Final answer
    x = 995,959,410.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.