Home / 755,282,860.48-1,034,741,210.12-726,975,065.81

Finding the Fourth Proportional to 755,282,860.48, 1,034,741,210.12 and 726,975,065.81

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Solution

The fourth proportional to 755,282,860.48, 1,034,741,210.12 and 726,975,065.81 is: 995,959,393.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,282,860.48 : 1,034,741,210.12 = 726,975,065.81 : x
  2. Step 2: Convert to fraction form
    755,282,860.48/1,034,741,210.12 = 726,975,065.81/x
  3. Step 3: Cross multiply
    755,282,860.48x = 1,034,741,210.12 × 726,975,065.81
  4. Step 4: Simplify right side
    755,282,860.48x = 752,231,059,322,912,384
  5. Step 5: Solve for x
    x = 752,231,059,322,912,384/755,282,860.48
  6. Step 6: Final answer
    x = 995,959,393.07

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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.