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Finding the Third Proportional to 99,301,576 and 154,987,269

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Solution

The third proportional to 99,301,576 and 154,987,269 is: 241,900,023.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,301,576 : 154,987,269 = 154,987,269 : x
  2. Step 2: Convert to fraction form
    99,301,576/154,987,269 = 154,987,269/x
  3. Step 3: Cross multiply
    99,301,576x = 154,987,269 × 154,987,269
  4. Step 4: Simplify right side
    99,301,576x = 24,021,053,552,078,360
  5. Step 5: Solve for x
    x = 24,021,053,552,078,360/99,301,576
  6. Step 6: Final answer
    x = 241,900,023.34

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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.