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Finding the Third Proportional to 153,750,667 and 247,589,210

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Solution

The third proportional to 153,750,667 and 247,589,210 is: 398,700,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,750,667 : 247,589,210 = 247,589,210 : x
  2. Step 2: Convert to fraction form
    153,750,667/247,589,210 = 247,589,210/x
  3. Step 3: Cross multiply
    153,750,667x = 247,589,210 × 247,589,210
  4. Step 4: Simplify right side
    153,750,667x = 61,300,416,908,424,096
  5. Step 5: Solve for x
    x = 61,300,416,908,424,096/153,750,667
  6. Step 6: Final answer
    x = 398,700,168.95

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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.