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Finding the Third Proportional to 88,306,308 and 193,028,616

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Solution

The third proportional to 88,306,308 and 193,028,616 is: 421,940,939.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,306,308 : 193,028,616 = 193,028,616 : x
  2. Step 2: Convert to fraction form
    88,306,308/193,028,616 = 193,028,616/x
  3. Step 3: Cross multiply
    88,306,308x = 193,028,616 × 193,028,616
  4. Step 4: Simplify right side
    88,306,308x = 37,260,046,594,875,456
  5. Step 5: Solve for x
    x = 37,260,046,594,875,456/88,306,308
  6. Step 6: Final answer
    x = 421,940,939.88

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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.