Home / 886,121,629.13-1,222,917,556.32-504,659,793.44

Finding the Fourth Proportional to 886,121,629.13, 1,222,917,556.32 and 504,659,793.44

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Solution

The fourth proportional to 886,121,629.13, 1,222,917,556.32 and 504,659,793.44 is: 696,470,214.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,121,629.13 : 1,222,917,556.32 = 504,659,793.44 : x
  2. Step 2: Convert to fraction form
    886,121,629.13/1,222,917,556.32 = 504,659,793.44/x
  3. Step 3: Cross multiply
    886,121,629.13x = 1,222,917,556.32 × 504,659,793.44
  4. Step 4: Simplify right side
    886,121,629.13x = 617,157,321,369,657,984
  5. Step 5: Solve for x
    x = 617,157,321,369,657,984/886,121,629.13
  6. Step 6: Final answer
    x = 696,470,214.79

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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.