Home / 126,823,043.33-175,012,953.87-73,896,452.78

Finding the Fourth Proportional to 126,823,043.33, 175,012,953.87 and 73,896,452.78

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Solution

The fourth proportional to 126,823,043.33, 175,012,953.87 and 73,896,452.78 is: 101,975,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,823,043.33 : 175,012,953.87 = 73,896,452.78 : x
  2. Step 2: Convert to fraction form
    126,823,043.33/175,012,953.87 = 73,896,452.78/x
  3. Step 3: Cross multiply
    126,823,043.33x = 175,012,953.87 × 73,896,452.78
  4. Step 4: Simplify right side
    126,823,043.33x = 12,932,836,481,542,774
  5. Step 5: Solve for x
    x = 12,932,836,481,542,774/126,823,043.33
  6. Step 6: Final answer
    x = 101,975,446.59

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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.