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Finding the Third Proportional to 88,284,916 and 190,062,520

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Solution

The third proportional to 88,284,916 and 190,062,520 is: 409,172,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,284,916 : 190,062,520 = 190,062,520 : x
  2. Step 2: Convert to fraction form
    88,284,916/190,062,520 = 190,062,520/x
  3. Step 3: Cross multiply
    88,284,916x = 190,062,520 × 190,062,520
  4. Step 4: Simplify right side
    88,284,916x = 36,123,761,508,750,400
  5. Step 5: Solve for x
    x = 36,123,761,508,750,400/88,284,916
  6. Step 6: Final answer
    x = 409,172,519.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.