Home / 227,399,463.18-313,666,791.12-149,088,091.32

Finding the Fourth Proportional to 227,399,463.18, 313,666,791.12 and 149,088,091.32

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Solution

The fourth proportional to 227,399,463.18, 313,666,791.12 and 149,088,091.32 is: 205,646,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,399,463.18 : 313,666,791.12 = 149,088,091.32 : x
  2. Step 2: Convert to fraction form
    227,399,463.18/313,666,791.12 = 149,088,091.32/x
  3. Step 3: Cross multiply
    227,399,463.18x = 313,666,791.12 × 149,088,091.32
  4. Step 4: Simplify right side
    227,399,463.18x = 46,763,983,198,549,920
  5. Step 5: Solve for x
    x = 46,763,983,198,549,920/227,399,463.18
  6. Step 6: Final answer
    x = 205,646,849.58

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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.