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Finding the Third Proportional to 79,855,668 and 163,487,556

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Solution

The third proportional to 79,855,668 and 163,487,556 is: 334,706,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855,668 : 163,487,556 = 163,487,556 : x
  2. Step 2: Convert to fraction form
    79,855,668/163,487,556 = 163,487,556/x
  3. Step 3: Cross multiply
    79,855,668x = 163,487,556 × 163,487,556
  4. Step 4: Simplify right side
    79,855,668x = 26,728,180,966,853,136
  5. Step 5: Solve for x
    x = 26,728,180,966,853,136/79,855,668
  6. Step 6: Final answer
    x = 334,706,122.14

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.