Home / 293,417,634.78-404,925,448.25-161,256,229.70

Finding the Fourth Proportional to 293,417,634.78, 404,925,448.25 and 161,256,229.70

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Solution

The fourth proportional to 293,417,634.78, 404,925,448.25 and 161,256,229.70 is: 222,538,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,417,634.78 : 404,925,448.25 = 161,256,229.70 : x
  2. Step 2: Convert to fraction form
    293,417,634.78/404,925,448.25 = 161,256,229.70/x
  3. Step 3: Cross multiply
    293,417,634.78x = 404,925,448.25 × 161,256,229.70
  4. Step 4: Simplify right side
    293,417,634.78x = 65,296,751,092,755,976
  5. Step 5: Solve for x
    x = 65,296,751,092,755,976/293,417,634.78
  6. Step 6: Final answer
    x = 222,538,604.89

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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.