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Finding the Third Proportional to 55,442,651 and 86,188,097

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Solution

The third proportional to 55,442,651 and 86,188,097 is: 133,983,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,442,651 : 86,188,097 = 86,188,097 : x
  2. Step 2: Convert to fraction form
    55,442,651/86,188,097 = 86,188,097/x
  3. Step 3: Cross multiply
    55,442,651x = 86,188,097 × 86,188,097
  4. Step 4: Simplify right side
    55,442,651x = 7,428,388,064,481,409
  5. Step 5: Solve for x
    x = 7,428,388,064,481,409/55,442,651
  6. Step 6: Final answer
    x = 133,983,276.96

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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.