Home / 197,398,016.26-272,413,418.59-108,093,711.04

Finding the Fourth Proportional to 197,398,016.26, 272,413,418.59 and 108,093,711.04

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Solution

The fourth proportional to 197,398,016.26, 272,413,418.59 and 108,093,711.04 is: 149,171,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,398,016.26 : 272,413,418.59 = 108,093,711.04 : x
  2. Step 2: Convert to fraction form
    197,398,016.26/272,413,418.59 = 108,093,711.04/x
  3. Step 3: Cross multiply
    197,398,016.26x = 272,413,418.59 × 108,093,711.04
  4. Step 4: Simplify right side
    197,398,016.26x = 29,446,177,351,940,108
  5. Step 5: Solve for x
    x = 29,446,177,351,940,108/197,398,016.26
  6. Step 6: Final answer
    x = 149,171,597.11

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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.