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Finding the Third Proportional to 188,988,786 and 262,773,801

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Solution

The third proportional to 188,988,786 and 262,773,801 is: 365,365,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,988,786 : 262,773,801 = 262,773,801 : x
  2. Step 2: Convert to fraction form
    188,988,786/262,773,801 = 262,773,801/x
  3. Step 3: Cross multiply
    188,988,786x = 262,773,801 × 262,773,801
  4. Step 4: Simplify right side
    188,988,786x = 69,050,070,491,987,600
  5. Step 5: Solve for x
    x = 69,050,070,491,987,600/188,988,786
  6. Step 6: Final answer
    x = 365,365,966.70

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.