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Finding the Third Proportional to 70,349,667 and 152,809,630

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Solution

The third proportional to 70,349,667 and 152,809,630 is: 331,924,570.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,349,667 : 152,809,630 = 152,809,630 : x
  2. Step 2: Convert to fraction form
    70,349,667/152,809,630 = 152,809,630/x
  3. Step 3: Cross multiply
    70,349,667x = 152,809,630 × 152,809,630
  4. Step 4: Simplify right side
    70,349,667x = 23,350,783,020,736,900
  5. Step 5: Solve for x
    x = 23,350,783,020,736,900/70,349,667
  6. Step 6: Final answer
    x = 331,924,570.74

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.