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Finding the Third Proportional to 190,797,938 and 411,811,468

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Solution

The third proportional to 190,797,938 and 411,811,468 is: 888,839,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,797,938 : 411,811,468 = 411,811,468 : x
  2. Step 2: Convert to fraction form
    190,797,938/411,811,468 = 411,811,468/x
  3. Step 3: Cross multiply
    190,797,938x = 411,811,468 × 411,811,468
  4. Step 4: Simplify right side
    190,797,938x = 169,588,685,176,315,008
  5. Step 5: Solve for x
    x = 169,588,685,176,315,008/190,797,938
  6. Step 6: Final answer
    x = 888,839,192.68

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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.