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Finding the Third Proportional to 86,605,880 and 179,350,668

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Solution

The third proportional to 86,605,880 and 179,350,668 is: 371,414,297.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,605,880 : 179,350,668 = 179,350,668 : x
  2. Step 2: Convert to fraction form
    86,605,880/179,350,668 = 179,350,668/x
  3. Step 3: Cross multiply
    86,605,880x = 179,350,668 × 179,350,668
  4. Step 4: Simplify right side
    86,605,880x = 32,166,662,112,046,224
  5. Step 5: Solve for x
    x = 32,166,662,112,046,224/86,605,880
  6. Step 6: Final answer
    x = 371,414,297.87

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.