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Finding the Third Proportional to 89,049,311 and 136,222,242

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Solution

The third proportional to 89,049,311 and 136,222,242 is: 208,384,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049,311 : 136,222,242 = 136,222,242 : x
  2. Step 2: Convert to fraction form
    89,049,311/136,222,242 = 136,222,242/x
  3. Step 3: Cross multiply
    89,049,311x = 136,222,242 × 136,222,242
  4. Step 4: Simplify right side
    89,049,311x = 18,556,499,215,506,564
  5. Step 5: Solve for x
    x = 18,556,499,215,506,564/89,049,311
  6. Step 6: Final answer
    x = 208,384,534.45

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.