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Finding the Third Proportional to 89,049,561 and 136,222,738

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Solution

The third proportional to 89,049,561 and 136,222,738 is: 208,385,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049,561 : 136,222,738 = 136,222,738 : x
  2. Step 2: Convert to fraction form
    89,049,561/136,222,738 = 136,222,738/x
  3. Step 3: Cross multiply
    89,049,561x = 136,222,738 × 136,222,738
  4. Step 4: Simplify right side
    89,049,561x = 18,556,634,348,216,644
  5. Step 5: Solve for x
    x = 18,556,634,348,216,644/89,049,561
  6. Step 6: Final answer
    x = 208,385,466.92

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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.