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Finding the Third Proportional to 179,792,670 and 394,581,094

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Solution

The third proportional to 179,792,670 and 394,581,094 is: 865,965,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,792,670 : 394,581,094 = 394,581,094 : x
  2. Step 2: Convert to fraction form
    179,792,670/394,581,094 = 394,581,094/x
  3. Step 3: Cross multiply
    179,792,670x = 394,581,094 × 394,581,094
  4. Step 4: Simplify right side
    179,792,670x = 155,694,239,742,236,832
  5. Step 5: Solve for x
    x = 155,694,239,742,236,832/179,792,670
  6. Step 6: Final answer
    x = 865,965,446.43

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.