Home / 198,853,879.88-274,426,859.50-110,747,863.43

Finding the Fourth Proportional to 198,853,879.88, 274,426,859.50 and 110,747,863.43

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Solution

The fourth proportional to 198,853,879.88, 274,426,859.50 and 110,747,863.43 is: 152,836,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,853,879.88 : 274,426,859.50 = 110,747,863.43 : x
  2. Step 2: Convert to fraction form
    198,853,879.88/274,426,859.50 = 110,747,863.43/x
  3. Step 3: Cross multiply
    198,853,879.88x = 274,426,859.50 × 110,747,863.43
  4. Step 4: Simplify right side
    198,853,879.88x = 30,392,188,357,838,996
  5. Step 5: Solve for x
    x = 30,392,188,357,838,996/198,853,879.88
  6. Step 6: Final answer
    x = 152,836,788.38

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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.