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Finding the Third Proportional to 89,729,292 and 195,204,984

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Solution

The third proportional to 89,729,292 and 195,204,984 is: 424,666,069.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,729,292 : 195,204,984 = 195,204,984 : x
  2. Step 2: Convert to fraction form
    89,729,292/195,204,984 = 195,204,984/x
  3. Step 3: Cross multiply
    89,729,292x = 195,204,984 × 195,204,984
  4. Step 4: Simplify right side
    89,729,292x = 38,104,985,778,440,256
  5. Step 5: Solve for x
    x = 38,104,985,778,440,256/89,729,292
  6. Step 6: Final answer
    x = 424,666,069.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.