Home / 196,052,660.20-293,631,092.70-115,431,092.20

Finding the Fourth Proportional to 196,052,660.20, 293,631,092.70 and 115,431,092.20

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Solution

The fourth proportional to 196,052,660.20, 293,631,092.70 and 115,431,092.20 is: 172,882,926.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,052,660.20 : 293,631,092.70 = 115,431,092.20 : x
  2. Step 2: Convert to fraction form
    196,052,660.20/293,631,092.70 = 115,431,092.20/x
  3. Step 3: Cross multiply
    196,052,660.20x = 293,631,092.70 × 115,431,092.20
  4. Step 4: Simplify right side
    196,052,660.20x = 33,894,157,734,240,448
  5. Step 5: Solve for x
    x = 33,894,157,734,240,448/196,052,660.20
  6. Step 6: Final answer
    x = 172,882,926.96

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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.