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Finding the Third Proportional to 64,084,766 and 99,293,640

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Solution

The third proportional to 64,084,766 and 99,293,640 is: 153,846,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,084,766 : 99,293,640 = 99,293,640 : x
  2. Step 2: Convert to fraction form
    64,084,766/99,293,640 = 99,293,640/x
  3. Step 3: Cross multiply
    64,084,766x = 99,293,640 × 99,293,640
  4. Step 4: Simplify right side
    64,084,766x = 9,859,226,944,449,600
  5. Step 5: Solve for x
    x = 9,859,226,944,449,600/64,084,766
  6. Step 6: Final answer
    x = 153,846,655.92

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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.