Home / 679,419,226.14-1,019,131,496.28-206,722,976.10

Finding the Fourth Proportional to 679,419,226.14, 1,019,131,496.28 and 206,722,976.10

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Solution

The fourth proportional to 679,419,226.14, 1,019,131,496.28 and 206,722,976.10 is: 310,085,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,419,226.14 : 1,019,131,496.28 = 206,722,976.10 : x
  2. Step 2: Convert to fraction form
    679,419,226.14/1,019,131,496.28 = 206,722,976.10/x
  3. Step 3: Cross multiply
    679,419,226.14x = 1,019,131,496.28 × 206,722,976.10
  4. Step 4: Simplify right side
    679,419,226.14x = 210,677,895,948,247,680
  5. Step 5: Solve for x
    x = 210,677,895,948,247,680/679,419,226.14
  6. Step 6: Final answer
    x = 310,085,272.60

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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.