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Finding the Third Proportional to 64,013,212 and 91,473,400

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Solution

The third proportional to 64,013,212 and 91,473,400 is: 130,713,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,013,212 : 91,473,400 = 91,473,400 : x
  2. Step 2: Convert to fraction form
    64,013,212/91,473,400 = 91,473,400/x
  3. Step 3: Cross multiply
    64,013,212x = 91,473,400 × 91,473,400
  4. Step 4: Simplify right side
    64,013,212x = 8,367,382,907,560,000
  5. Step 5: Solve for x
    x = 8,367,382,907,560,000/64,013,212
  6. Step 6: Final answer
    x = 130,713,373.79

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.