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Finding the Third Proportional to 88,268,040 and 137,766,420

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Solution

The third proportional to 88,268,040 and 137,766,420 is: 215,022,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,268,040 : 137,766,420 = 137,766,420 : x
  2. Step 2: Convert to fraction form
    88,268,040/137,766,420 = 137,766,420/x
  3. Step 3: Cross multiply
    88,268,040x = 137,766,420 × 137,766,420
  4. Step 4: Simplify right side
    88,268,040x = 18,979,586,479,616,400
  5. Step 5: Solve for x
    x = 18,979,586,479,616,400/88,268,040
  6. Step 6: Final answer
    x = 215,022,181.07

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.