Home / 12,485,206,305.44-18,726,867,662.88-3,976,245,211.04

Finding the Fourth Proportional to 12,485,206,305.44, 18,726,867,662.88 and 3,976,245,211.04

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Solution

The fourth proportional to 12,485,206,305.44, 18,726,867,662.88 and 3,976,245,211.04 is: 5,964,067,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485,206,305.44 : 18,726,867,662.88 = 3,976,245,211.04 : x
  2. Step 2: Convert to fraction form
    12,485,206,305.44/18,726,867,662.88 = 3,976,245,211.04/x
  3. Step 3: Cross multiply
    12,485,206,305.44x = 18,726,867,662.88 × 3,976,245,211.04
  4. Step 4: Simplify right side
    12,485,206,305.44x = 74,462,617,862,306,447,360
  5. Step 5: Solve for x
    x = 74,462,617,862,306,447,360/12,485,206,305.44
  6. Step 6: Final answer
    x = 5,964,067,876.86

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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.