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Finding the Third Proportional to 82,988,861 and 133,340,483

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Solution

The third proportional to 82,988,861 and 133,340,483 is: 214,241,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,988,861 : 133,340,483 = 133,340,483 : x
  2. Step 2: Convert to fraction form
    82,988,861/133,340,483 = 133,340,483/x
  3. Step 3: Cross multiply
    82,988,861x = 133,340,483 × 133,340,483
  4. Step 4: Simplify right side
    82,988,861x = 17,779,684,406,673,288
  5. Step 5: Solve for x
    x = 17,779,684,406,673,288/82,988,861
  6. Step 6: Final answer
    x = 214,241,817.43

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.