Home / 274,801,668.20-412,202,502.30-145,661,505.20

Finding the Fourth Proportional to 274,801,668.20, 412,202,502.30 and 145,661,505.20

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Solution

The fourth proportional to 274,801,668.20, 412,202,502.30 and 145,661,505.20 is: 218,492,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,801,668.20 : 412,202,502.30 = 145,661,505.20 : x
  2. Step 2: Convert to fraction form
    274,801,668.20/412,202,502.30 = 145,661,505.20/x
  3. Step 3: Cross multiply
    274,801,668.20x = 412,202,502.30 × 145,661,505.20
  4. Step 4: Simplify right side
    274,801,668.20x = 60,042,036,932,224,456
  5. Step 5: Solve for x
    x = 60,042,036,932,224,456/274,801,668.20
  6. Step 6: Final answer
    x = 218,492,257.80

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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.