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Finding the Third Proportional to 331,906,179 and 479,505,828

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Solution

The third proportional to 331,906,179 and 479,505,828 is: 692,743,472.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,906,179 : 479,505,828 = 479,505,828 : x
  2. Step 2: Convert to fraction form
    331,906,179/479,505,828 = 479,505,828/x
  3. Step 3: Cross multiply
    331,906,179x = 479,505,828 × 479,505,828
  4. Step 4: Simplify right side
    331,906,179x = 229,925,839,085,965,568
  5. Step 5: Solve for x
    x = 229,925,839,085,965,568/331,906,179
  6. Step 6: Final answer
    x = 692,743,472.81

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.