Home / 1,454,465,727.86-2,007,168,834.29-819,393,839.78

Finding the Fourth Proportional to 1,454,465,727.86, 2,007,168,834.29 and 819,393,839.78

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Solution

The fourth proportional to 1,454,465,727.86, 2,007,168,834.29 and 819,393,839.78 is: 1,130,766,952.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,465,727.86 : 2,007,168,834.29 = 819,393,839.78 : x
  2. Step 2: Convert to fraction form
    1,454,465,727.86/2,007,168,834.29 = 819,393,839.78/x
  3. Step 3: Cross multiply
    1,454,465,727.86x = 2,007,168,834.29 × 819,393,839.78
  4. Step 4: Simplify right side
    1,454,465,727.86x = 1,644,661,778,201,496,832
  5. Step 5: Solve for x
    x = 1,644,661,778,201,496,832/1,454,465,727.86
  6. Step 6: Final answer
    x = 1,130,766,952.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.