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Finding the Third Proportional to 70,569,432 and 152,865,318

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Solution

The third proportional to 70,569,432 and 152,865,318 is: 331,132,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,569,432 : 152,865,318 = 152,865,318 : x
  2. Step 2: Convert to fraction form
    70,569,432/152,865,318 = 152,865,318/x
  3. Step 3: Cross multiply
    70,569,432x = 152,865,318 × 152,865,318
  4. Step 4: Simplify right side
    70,569,432x = 23,367,805,447,241,124
  5. Step 5: Solve for x
    x = 23,367,805,447,241,124/70,569,432
  6. Step 6: Final answer
    x = 331,132,117.48

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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.