Home / 799,270,781.31-1,198,892,574.29-239,033,891.30

Finding the Fourth Proportional to 799,270,781.31, 1,198,892,574.29 and 239,033,891.30

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Solution

The fourth proportional to 799,270,781.31, 1,198,892,574.29 and 239,033,891.30 is: 358,546,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,270,781.31 : 1,198,892,574.29 = 239,033,891.30 : x
  2. Step 2: Convert to fraction form
    799,270,781.31/1,198,892,574.29 = 239,033,891.30/x
  3. Step 3: Cross multiply
    799,270,781.31x = 1,198,892,574.29 × 239,033,891.30
  4. Step 4: Simplify right side
    799,270,781.31x = 286,575,957,277,816,160
  5. Step 5: Solve for x
    x = 286,575,957,277,816,160/799,270,781.31
  6. Step 6: Final answer
    x = 358,546,770.35

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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.