Home / 227,199,920.21-313,522,377.50-131,823,040.26

Finding the Fourth Proportional to 227,199,920.21, 313,522,377.50 and 131,823,040.26

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Solution

The fourth proportional to 227,199,920.21, 313,522,377.50 and 131,823,040.26 is: 181,907,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,199,920.21 : 313,522,377.50 = 131,823,040.26 : x
  2. Step 2: Convert to fraction form
    227,199,920.21/313,522,377.50 = 131,823,040.26/x
  3. Step 3: Cross multiply
    227,199,920.21x = 313,522,377.50 × 131,823,040.26
  4. Step 4: Simplify right side
    227,199,920.21x = 41,329,472,990,934,304
  5. Step 5: Solve for x
    x = 41,329,472,990,934,304/227,199,920.21
  6. Step 6: Final answer
    x = 181,907,955.57

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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.