Home / 274,961,846.15-379,449,321.62-149,513,143.13

Finding the Fourth Proportional to 274,961,846.15, 379,449,321.62 and 149,513,143.13

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Solution

The fourth proportional to 274,961,846.15, 379,449,321.62 and 149,513,143.13 is: 206,329,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,961,846.15 : 379,449,321.62 = 149,513,143.13 : x
  2. Step 2: Convert to fraction form
    274,961,846.15/379,449,321.62 = 149,513,143.13/x
  3. Step 3: Cross multiply
    274,961,846.15x = 379,449,321.62 × 149,513,143.13
  4. Step 4: Simplify right side
    274,961,846.15x = 56,732,660,733,952,464
  5. Step 5: Solve for x
    x = 56,732,660,733,952,464/274,961,846.15
  6. Step 6: Final answer
    x = 206,329,210.86

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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.