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Finding the Third Proportional to 468,732,428 and 990,608,848

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Solution

The third proportional to 468,732,428 and 990,608,848 is: 2,093,531,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,732,428 : 990,608,848 = 990,608,848 : x
  2. Step 2: Convert to fraction form
    468,732,428/990,608,848 = 990,608,848/x
  3. Step 3: Cross multiply
    468,732,428x = 990,608,848 × 990,608,848
  4. Step 4: Simplify right side
    468,732,428x = 981,305,889,735,887,104
  5. Step 5: Solve for x
    x = 981,305,889,735,887,104/468,732,428
  6. Step 6: Final answer
    x = 2,093,531,044.83

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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.