Home / 1,400,891,789.25-2,101,341,673.06-404,993,891.85

Finding the Fourth Proportional to 1,400,891,789.25, 2,101,341,673.06 and 404,993,891.85

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Solution

The fourth proportional to 1,400,891,789.25, 2,101,341,673.06 and 404,993,891.85 is: 607,491,991.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,891,789.25 : 2,101,341,673.06 = 404,993,891.85 : x
  2. Step 2: Convert to fraction form
    1,400,891,789.25/2,101,341,673.06 = 404,993,891.85/x
  3. Step 3: Cross multiply
    1,400,891,789.25x = 2,101,341,673.06 × 404,993,891.85
  4. Step 4: Simplify right side
    1,400,891,789.25x = 851,030,542,279,159,680
  5. Step 5: Solve for x
    x = 851,030,542,279,159,680/1,400,891,789.25
  6. Step 6: Final answer
    x = 607,491,991.04

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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.