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Finding the Third Proportional to 64,811,412 and 140,750,028

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Solution

The third proportional to 64,811,412 and 140,750,028 is: 305,664,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,811,412 : 140,750,028 = 140,750,028 : x
  2. Step 2: Convert to fraction form
    64,811,412/140,750,028 = 140,750,028/x
  3. Step 3: Cross multiply
    64,811,412x = 140,750,028 × 140,750,028
  4. Step 4: Simplify right side
    64,811,412x = 19,810,570,382,000,784
  5. Step 5: Solve for x
    x = 19,810,570,382,000,784/64,811,412
  6. Step 6: Final answer
    x = 305,664,847.76

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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.