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Finding the Third Proportional to 86,806,734 and 187,242,636

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Solution

The third proportional to 86,806,734 and 187,242,636 is: 403,883,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,806,734 : 187,242,636 = 187,242,636 : x
  2. Step 2: Convert to fraction form
    86,806,734/187,242,636 = 187,242,636/x
  3. Step 3: Cross multiply
    86,806,734x = 187,242,636 × 187,242,636
  4. Step 4: Simplify right side
    86,806,734x = 35,059,804,736,228,496
  5. Step 5: Solve for x
    x = 35,059,804,736,228,496/86,806,734
  6. Step 6: Final answer
    x = 403,883,467.57

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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.