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Finding the Third Proportional to 55,403,388 and 82,794,996

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Solution

The third proportional to 55,403,388 and 82,794,996 is: 123,729,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403,388 : 82,794,996 = 82,794,996 : x
  2. Step 2: Convert to fraction form
    55,403,388/82,794,996 = 82,794,996/x
  3. Step 3: Cross multiply
    55,403,388x = 82,794,996 × 82,794,996
  4. Step 4: Simplify right side
    55,403,388x = 6,855,011,362,640,016
  5. Step 5: Solve for x
    x = 6,855,011,362,640,016/55,403,388
  6. Step 6: Final answer
    x = 123,729,100.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.