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Finding the Third Proportional to 63,647,118 and 137,436,084

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Solution

The third proportional to 63,647,118 and 137,436,084 is: 296,771,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,647,118 : 137,436,084 = 137,436,084 : x
  2. Step 2: Convert to fraction form
    63,647,118/137,436,084 = 137,436,084/x
  3. Step 3: Cross multiply
    63,647,118x = 137,436,084 × 137,436,084
  4. Step 4: Simplify right side
    63,647,118x = 18,888,677,185,255,056
  5. Step 5: Solve for x
    x = 18,888,677,185,255,056/63,647,118
  6. Step 6: Final answer
    x = 296,771,916.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.