Home / 886,121,627.66-1,222,917,554.30-504,659,791.97

Finding the Fourth Proportional to 886,121,627.66, 1,222,917,554.30 and 504,659,791.97

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Solution

The fourth proportional to 886,121,627.66, 1,222,917,554.30 and 504,659,791.97 is: 696,470,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,121,627.66 : 1,222,917,554.30 = 504,659,791.97 : x
  2. Step 2: Convert to fraction form
    886,121,627.66/1,222,917,554.30 = 504,659,791.97/x
  3. Step 3: Cross multiply
    886,121,627.66x = 1,222,917,554.30 × 504,659,791.97
  4. Step 4: Simplify right side
    886,121,627.66x = 617,157,318,546,976,000
  5. Step 5: Solve for x
    x = 617,157,318,546,976,000/886,121,627.66
  6. Step 6: Final answer
    x = 696,470,212.76

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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.