Home / 1,995,379,390.29-2,752,326,085.29-1,279,781,481.77

Finding the Fourth Proportional to 1,995,379,390.29, 2,752,326,085.29 and 1,279,781,481.77

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Solution

The fourth proportional to 1,995,379,390.29, 2,752,326,085.29 and 1,279,781,481.77 is: 1,765,266,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,379,390.29 : 2,752,326,085.29 = 1,279,781,481.77 : x
  2. Step 2: Convert to fraction form
    1,995,379,390.29/2,752,326,085.29 = 1,279,781,481.77/x
  3. Step 3: Cross multiply
    1,995,379,390.29x = 2,752,326,085.29 × 1,279,781,481.77
  4. Step 4: Simplify right side
    1,995,379,390.29x = 3,522,375,955,732,898,304
  5. Step 5: Solve for x
    x = 3,522,375,955,732,898,304/1,995,379,390.29
  6. Step 6: Final answer
    x = 1,765,266,281.13

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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.