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Finding the Third Proportional to 68,653,091 and 103,618,084

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Solution

The third proportional to 68,653,091 and 103,618,084 is: 156,390,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,653,091 : 103,618,084 = 103,618,084 : x
  2. Step 2: Convert to fraction form
    68,653,091/103,618,084 = 103,618,084/x
  3. Step 3: Cross multiply
    68,653,091x = 103,618,084 × 103,618,084
  4. Step 4: Simplify right side
    68,653,091x = 10,736,707,331,831,056
  5. Step 5: Solve for x
    x = 10,736,707,331,831,056/68,653,091
  6. Step 6: Final answer
    x = 156,390,734.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.