Home / 79,313,104.41-109,456,067.93-49,561,725.03

Finding the Fourth Proportional to 79,313,104.41, 109,456,067.93 and 49,561,725.03

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Solution

The fourth proportional to 79,313,104.41, 109,456,067.93 and 49,561,725.03 is: 68,397,669.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,313,104.41 : 109,456,067.93 = 49,561,725.03 : x
  2. Step 2: Convert to fraction form
    79,313,104.41/109,456,067.93 = 49,561,725.03/x
  3. Step 3: Cross multiply
    79,313,104.41x = 109,456,067.93 × 49,561,725.03
  4. Step 4: Simplify right side
    79,313,104.41x = 5,424,831,541,363,853
  5. Step 5: Solve for x
    x = 5,424,831,541,363,853/79,313,104.41
  6. Step 6: Final answer
    x = 68,397,669.99

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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.