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Finding the Third Proportional to 468,732,430 and 990,608,852

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Solution

The third proportional to 468,732,430 and 990,608,852 is: 2,093,531,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,732,430 : 990,608,852 = 990,608,852 : x
  2. Step 2: Convert to fraction form
    468,732,430/990,608,852 = 990,608,852/x
  3. Step 3: Cross multiply
    468,732,430x = 990,608,852 × 990,608,852
  4. Step 4: Simplify right side
    468,732,430x = 981,305,897,660,757,888
  5. Step 5: Solve for x
    x = 981,305,897,660,757,888/468,732,430
  6. Step 6: Final answer
    x = 2,093,531,052.80

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.