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Finding the Third Proportional to 86,650,268 and 134,603,105

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Solution

The third proportional to 86,650,268 and 134,603,105 is: 209,093,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,650,268 : 134,603,105 = 134,603,105 : x
  2. Step 2: Convert to fraction form
    86,650,268/134,603,105 = 134,603,105/x
  3. Step 3: Cross multiply
    86,650,268x = 134,603,105 × 134,603,105
  4. Step 4: Simplify right side
    86,650,268x = 18,117,995,875,641,024
  5. Step 5: Solve for x
    x = 18,117,995,875,641,024/86,650,268
  6. Step 6: Final answer
    x = 209,093,362.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.