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Finding the Third Proportional to 50,478,456.45 and 109,801,201.64

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Solution

The third proportional to 50,478,456.45 and 109,801,201.64 is: 238,840,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,478,456.45 : 109,801,201.64 = 109,801,201.64 : x
  2. Step 2: Convert to fraction form
    50,478,456.45/109,801,201.64 = 109,801,201.64/x
  3. Step 3: Cross multiply
    50,478,456.45x = 109,801,201.64 × 109,801,201.64
  4. Step 4: Simplify right side
    50,478,456.45x = 12,056,303,881,724,090
  5. Step 5: Solve for x
    x = 12,056,303,881,724,090/50,478,456.45
  6. Step 6: Final answer
    x = 238,840,581.32

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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.