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Finding the Third Proportional to 38,602,014 and 79,880,916

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Solution

The third proportional to 38,602,014 and 79,880,916 is: 165,301,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,602,014 : 79,880,916 = 79,880,916 : x
  2. Step 2: Convert to fraction form
    38,602,014/79,880,916 = 79,880,916/x
  3. Step 3: Cross multiply
    38,602,014x = 79,880,916 × 79,880,916
  4. Step 4: Simplify right side
    38,602,014x = 6,380,960,740,999,056
  5. Step 5: Solve for x
    x = 6,380,960,740,999,056/38,602,014
  6. Step 6: Final answer
    x = 165,301,238.97

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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.