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Finding the Third Proportional to 38,288,792 and 81,959,668

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Solution

The third proportional to 38,288,792 and 81,959,668 is: 175,440,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,288,792 : 81,959,668 = 81,959,668 : x
  2. Step 2: Convert to fraction form
    38,288,792/81,959,668 = 81,959,668/x
  3. Step 3: Cross multiply
    38,288,792x = 81,959,668 × 81,959,668
  4. Step 4: Simplify right side
    38,288,792x = 6,717,387,178,670,224
  5. Step 5: Solve for x
    x = 6,717,387,178,670,224/38,288,792
  6. Step 6: Final answer
    x = 175,440,039.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.