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Finding the Third Proportional to 38,865,936 and 83,616,288

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Solution

The third proportional to 38,865,936 and 83,616,288 is: 179,892,325.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,865,936 : 83,616,288 = 83,616,288 : x
  2. Step 2: Convert to fraction form
    38,865,936/83,616,288 = 83,616,288/x
  3. Step 3: Cross multiply
    38,865,936x = 83,616,288 × 83,616,288
  4. Step 4: Simplify right side
    38,865,936x = 6,991,683,618,898,944
  5. Step 5: Solve for x
    x = 6,991,683,618,898,944/38,865,936
  6. Step 6: Final answer
    x = 179,892,325.73

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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.