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Finding the Third Proportional to 70,189,783 and 151,477,551

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Solution

The third proportional to 70,189,783 and 151,477,551 is: 326,905,818.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,189,783 : 151,477,551 = 151,477,551 : x
  2. Step 2: Convert to fraction form
    70,189,783/151,477,551 = 151,477,551/x
  3. Step 3: Cross multiply
    70,189,783x = 151,477,551 × 151,477,551
  4. Step 4: Simplify right side
    70,189,783x = 22,945,448,456,957,600
  5. Step 5: Solve for x
    x = 22,945,448,456,957,600/70,189,783
  6. Step 6: Final answer
    x = 326,905,818.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.