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Finding the Third Proportional to 86,803,136 and 134,286,304

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Solution

The third proportional to 86,803,136 and 134,286,304 is: 207,743,778.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,803,136 : 134,286,304 = 134,286,304 : x
  2. Step 2: Convert to fraction form
    86,803,136/134,286,304 = 134,286,304/x
  3. Step 3: Cross multiply
    86,803,136x = 134,286,304 × 134,286,304
  4. Step 4: Simplify right side
    86,803,136x = 18,032,811,441,980,416
  5. Step 5: Solve for x
    x = 18,032,811,441,980,416/86,803,136
  6. Step 6: Final answer
    x = 207,743,778.31

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.