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Finding the Third Proportional to 58,409,530 and 90,800,151

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Solution

The third proportional to 58,409,530 and 90,800,151 is: 141,152,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,409,530 : 90,800,151 = 90,800,151 : x
  2. Step 2: Convert to fraction form
    58,409,530/90,800,151 = 90,800,151/x
  3. Step 3: Cross multiply
    58,409,530x = 90,800,151 × 90,800,151
  4. Step 4: Simplify right side
    58,409,530x = 8,244,667,421,622,801
  5. Step 5: Solve for x
    x = 8,244,667,421,622,801/58,409,530
  6. Step 6: Final answer
    x = 141,152,778.01

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.