Home / 790,422,451.24-1,091,278,790-508,654,443.04

Finding the Fourth Proportional to 790,422,451.24, 1,091,278,790 and 508,654,443.04

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Solution

The fourth proportional to 790,422,451.24, 1,091,278,790 and 508,654,443.04 is: 702,262,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,422,451.24 : 1,091,278,790 = 508,654,443.04 : x
  2. Step 2: Convert to fraction form
    790,422,451.24/1,091,278,790 = 508,654,443.04/x
  3. Step 3: Cross multiply
    790,422,451.24x = 1,091,278,790 × 508,654,443.04
  4. Step 4: Simplify right side
    790,422,451.24x = 555,083,805,128,815,168
  5. Step 5: Solve for x
    x = 555,083,805,128,815,168/790,422,451.24
  6. Step 6: Final answer
    x = 702,262,194.42

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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.