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Finding the Third Proportional to 190,797,926 and 411,811,444

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Solution

The third proportional to 190,797,926 and 411,811,444 is: 888,839,144.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,797,926 : 411,811,444 = 411,811,444 : x
  2. Step 2: Convert to fraction form
    190,797,926/411,811,444 = 411,811,444/x
  3. Step 3: Cross multiply
    190,797,926x = 411,811,444 × 411,811,444
  4. Step 4: Simplify right side
    190,797,926x = 169,588,665,409,365,120
  5. Step 5: Solve for x
    x = 169,588,665,409,365,120/190,797,926
  6. Step 6: Final answer
    x = 888,839,144.98

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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.