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Finding the Third Proportional to 68,653,096 and 103,618,080

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Solution

The third proportional to 68,653,096 and 103,618,080 is: 156,390,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,653,096 : 103,618,080 = 103,618,080 : x
  2. Step 2: Convert to fraction form
    68,653,096/103,618,080 = 103,618,080/x
  3. Step 3: Cross multiply
    68,653,096x = 103,618,080 × 103,618,080
  4. Step 4: Simplify right side
    68,653,096x = 10,736,706,502,886,400
  5. Step 5: Solve for x
    x = 10,736,706,502,886,400/68,653,096
  6. Step 6: Final answer
    x = 156,390,711.10

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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.