Home / 352,277,236.40-486,143,722.19-195,644,343.38

Finding the Fourth Proportional to 352,277,236.40, 486,143,722.19 and 195,644,343.38

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Solution

The fourth proportional to 352,277,236.40, 486,143,722.19 and 195,644,343.38 is: 269,989,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,277,236.40 : 486,143,722.19 = 195,644,343.38 : x
  2. Step 2: Convert to fraction form
    352,277,236.40/486,143,722.19 = 195,644,343.38/x
  3. Step 3: Cross multiply
    352,277,236.40x = 486,143,722.19 × 195,644,343.38
  4. Step 4: Simplify right side
    352,277,236.40x = 95,111,269,316,171,680
  5. Step 5: Solve for x
    x = 95,111,269,316,171,680/352,277,236.40
  6. Step 6: Final answer
    x = 269,989,824.74

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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.