Home / 238,305,001.72-357,515,127.60-82,836,365.44

Finding the Fourth Proportional to 238,305,001.72, 357,515,127.60 and 82,836,365.44

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Solution

The fourth proportional to 238,305,001.72, 357,515,127.60 and 82,836,365.44 is: 124,274,578.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,305,001.72 : 357,515,127.60 = 82,836,365.44 : x
  2. Step 2: Convert to fraction form
    238,305,001.72/357,515,127.60 = 82,836,365.44/x
  3. Step 3: Cross multiply
    238,305,001.72x = 357,515,127.60 × 82,836,365.44
  4. Step 4: Simplify right side
    238,305,001.72x = 29,615,253,760,201,832
  5. Step 5: Solve for x
    x = 29,615,253,760,201,832/238,305,001.72
  6. Step 6: Final answer
    x = 124,274,578.99

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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.