Home / 303,281,988,033.48-418,542,299,640.33-167,951,168,469.57

Finding the Fourth Proportional to 303,281,988,033.48, 418,542,299,640.33 and 167,951,168,469.57

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Solution

The fourth proportional to 303,281,988,033.48, 418,542,299,640.33 and 167,951,168,469.57 is: 231,779,898,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,281,988,033.48 : 418,542,299,640.33 = 167,951,168,469.57 : x
  2. Step 2: Convert to fraction form
    303,281,988,033.48/418,542,299,640.33 = 167,951,168,469.57/x
  3. Step 3: Cross multiply
    303,281,988,033.48x = 418,542,299,640.33 × 167,951,168,469.57
  4. Step 4: Simplify right side
    303,281,988,033.48x = 70,294,668,278,534,315,704,320
  5. Step 5: Solve for x
    x = 70,294,668,278,534,315,704,320/303,281,988,033.48
  6. Step 6: Final answer
    x = 231,779,898,088.69

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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.