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Finding the Third Proportional to 35,174,155 and 77,504,311

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Solution

The third proportional to 35,174,155 and 77,504,311 is: 170,776,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174,155 : 77,504,311 = 77,504,311 : x
  2. Step 2: Convert to fraction form
    35,174,155/77,504,311 = 77,504,311/x
  3. Step 3: Cross multiply
    35,174,155x = 77,504,311 × 77,504,311
  4. Step 4: Simplify right side
    35,174,155x = 6,006,918,223,584,721
  5. Step 5: Solve for x
    x = 6,006,918,223,584,721/35,174,155
  6. Step 6: Final answer
    x = 170,776,475.61

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.