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Finding the Third Proportional to 54,999,099 and 120,980,808

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Solution

The third proportional to 54,999,099 and 120,980,808 is: 266,119,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999,099 : 120,980,808 = 120,980,808 : x
  2. Step 2: Convert to fraction form
    54,999,099/120,980,808 = 120,980,808/x
  3. Step 3: Cross multiply
    54,999,099x = 120,980,808 × 120,980,808
  4. Step 4: Simplify right side
    54,999,099x = 14,636,355,904,332,864
  5. Step 5: Solve for x
    x = 14,636,355,904,332,864/54,999,099
  6. Step 6: Final answer
    x = 266,119,921.43

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.