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Finding the Third Proportional to 38,602,016 and 79,880,920

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Solution

The third proportional to 38,602,016 and 79,880,920 is: 165,301,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,602,016 : 79,880,920 = 79,880,920 : x
  2. Step 2: Convert to fraction form
    38,602,016/79,880,920 = 79,880,920/x
  3. Step 3: Cross multiply
    38,602,016x = 79,880,920 × 79,880,920
  4. Step 4: Simplify right side
    38,602,016x = 6,380,961,380,046,400
  5. Step 5: Solve for x
    x = 6,380,961,380,046,400/38,602,016
  6. Step 6: Final answer
    x = 165,301,246.96

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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.