Home / 303,758,667-419,165,198.46-178,315,956.36

Finding the Fourth Proportional to 303,758,667, 419,165,198.46 and 178,315,956.36

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Solution

The fourth proportional to 303,758,667, 419,165,198.46 and 178,315,956.36 is: 246,063,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,758,667 : 419,165,198.46 = 178,315,956.36 : x
  2. Step 2: Convert to fraction form
    303,758,667/419,165,198.46 = 178,315,956.36/x
  3. Step 3: Cross multiply
    303,758,667x = 419,165,198.46 × 178,315,956.36
  4. Step 4: Simplify right side
    303,758,667x = 74,743,843,236,224,096
  5. Step 5: Solve for x
    x = 74,743,843,236,224,096/303,758,667
  6. Step 6: Final answer
    x = 246,063,244.79

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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.