Home / 198,236,616.26-296,718,192.09-105,889,444.11

Finding the Fourth Proportional to 198,236,616.26, 296,718,192.09 and 105,889,444.11

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Solution

The fourth proportional to 198,236,616.26, 296,718,192.09 and 105,889,444.11 is: 158,494,051.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,236,616.26 : 296,718,192.09 = 105,889,444.11 : x
  2. Step 2: Convert to fraction form
    198,236,616.26/296,718,192.09 = 105,889,444.11/x
  3. Step 3: Cross multiply
    198,236,616.26x = 296,718,192.09 × 105,889,444.11
  4. Step 4: Simplify right side
    198,236,616.26x = 31,419,324,417,734,296
  5. Step 5: Solve for x
    x = 31,419,324,417,734,296/198,236,616.26
  6. Step 6: Final answer
    x = 158,494,051.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.