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Finding the Third Proportional to 99,135,228 and 214,740,024

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Solution

The third proportional to 99,135,228 and 214,740,024 is: 465,155,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,135,228 : 214,740,024 = 214,740,024 : x
  2. Step 2: Convert to fraction form
    99,135,228/214,740,024 = 214,740,024/x
  3. Step 3: Cross multiply
    99,135,228x = 214,740,024 × 214,740,024
  4. Step 4: Simplify right side
    99,135,228x = 46,113,277,907,520,576
  5. Step 5: Solve for x
    x = 46,113,277,907,520,576/99,135,228
  6. Step 6: Final answer
    x = 465,155,311.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.