Home / 126,823,044.33-175,012,955.25-73,896,453.78

Finding the Fourth Proportional to 126,823,044.33, 175,012,955.25 and 73,896,453.78

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Solution

The fourth proportional to 126,823,044.33, 175,012,955.25 and 73,896,453.78 is: 101,975,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,823,044.33 : 175,012,955.25 = 73,896,453.78 : x
  2. Step 2: Convert to fraction form
    126,823,044.33/175,012,955.25 = 73,896,453.78/x
  3. Step 3: Cross multiply
    126,823,044.33x = 175,012,955.25 × 73,896,453.78
  4. Step 4: Simplify right side
    126,823,044.33x = 12,932,836,758,532,834
  5. Step 5: Solve for x
    x = 12,932,836,758,532,834/126,823,044.33
  6. Step 6: Final answer
    x = 101,975,447.97

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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.