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Finding the Third Proportional to 86,723,793 and 187,737,243

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Solution

The third proportional to 86,723,793 and 187,737,243 is: 406,408,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,723,793 : 187,737,243 = 187,737,243 : x
  2. Step 2: Convert to fraction form
    86,723,793/187,737,243 = 187,737,243/x
  3. Step 3: Cross multiply
    86,723,793x = 187,737,243 × 187,737,243
  4. Step 4: Simplify right side
    86,723,793x = 35,245,272,409,241,048
  5. Step 5: Solve for x
    x = 35,245,272,409,241,048/86,723,793
  6. Step 6: Final answer
    x = 406,408,336.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.