Home / 358,754,810.10-538,132,215.15-327,010,067.70

Finding the Fourth Proportional to 358,754,810.10, 538,132,215.15 and 327,010,067.70

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Solution

The fourth proportional to 358,754,810.10, 538,132,215.15 and 327,010,067.70 is: 490,515,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,754,810.10 : 538,132,215.15 = 327,010,067.70 : x
  2. Step 2: Convert to fraction form
    358,754,810.10/538,132,215.15 = 327,010,067.70/x
  3. Step 3: Cross multiply
    358,754,810.10x = 538,132,215.15 × 327,010,067.70
  4. Step 4: Simplify right side
    358,754,810.10x = 175,974,652,107,752,448
  5. Step 5: Solve for x
    x = 175,974,652,107,752,448/358,754,810.10
  6. Step 6: Final answer
    x = 490,515,101.55

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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.