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Finding the Third Proportional to 64,508,076 and 99,882,234

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Solution

The third proportional to 64,508,076 and 99,882,234 is: 154,654,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,508,076 : 99,882,234 = 99,882,234 : x
  2. Step 2: Convert to fraction form
    64,508,076/99,882,234 = 99,882,234/x
  3. Step 3: Cross multiply
    64,508,076x = 99,882,234 × 99,882,234
  4. Step 4: Simplify right side
    64,508,076x = 9,976,460,668,830,756
  5. Step 5: Solve for x
    x = 9,976,460,668,830,756/64,508,076
  6. Step 6: Final answer
    x = 154,654,444.64

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.