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Finding the Third Proportional to 170,136,782 and 373,212,412

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Solution

The third proportional to 170,136,782 and 373,212,412 is: 818,679,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,136,782 : 373,212,412 = 373,212,412 : x
  2. Step 2: Convert to fraction form
    170,136,782/373,212,412 = 373,212,412/x
  3. Step 3: Cross multiply
    170,136,782x = 373,212,412 × 373,212,412
  4. Step 4: Simplify right side
    170,136,782x = 139,287,504,470,857,744
  5. Step 5: Solve for x
    x = 139,287,504,470,857,744/170,136,782
  6. Step 6: Final answer
    x = 818,679,552.03

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.