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Finding the Third Proportional to 108,262,930 and 255,481,138

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Solution

The third proportional to 108,262,930 and 255,481,138 is: 602,889,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,262,930 : 255,481,138 = 255,481,138 : x
  2. Step 2: Convert to fraction form
    108,262,930/255,481,138 = 255,481,138/x
  3. Step 3: Cross multiply
    108,262,930x = 255,481,138 × 255,481,138
  4. Step 4: Simplify right side
    108,262,930x = 65,270,611,873,775,040
  5. Step 5: Solve for x
    x = 65,270,611,873,775,040/108,262,930
  6. Step 6: Final answer
    x = 602,889,759.90

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.