Home / 352,277,236.90-486,143,722.88-195,644,343.88

Finding the Fourth Proportional to 352,277,236.90, 486,143,722.88 and 195,644,343.88

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Solution

The fourth proportional to 352,277,236.90, 486,143,722.88 and 195,644,343.88 is: 269,989,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,277,236.90 : 486,143,722.88 = 195,644,343.88 : x
  2. Step 2: Convert to fraction form
    352,277,236.90/486,143,722.88 = 195,644,343.88/x
  3. Step 3: Cross multiply
    352,277,236.90x = 486,143,722.88 × 195,644,343.88
  4. Step 4: Simplify right side
    352,277,236.90x = 95,111,269,694,238,144
  5. Step 5: Solve for x
    x = 95,111,269,694,238,144/352,277,236.90
  6. Step 6: Final answer
    x = 269,989,825.43

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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.