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Finding the Third Proportional to 70,563,685 and 151,939,574

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Solution

The third proportional to 70,563,685 and 151,939,574 is: 327,160,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,563,685 : 151,939,574 = 151,939,574 : x
  2. Step 2: Convert to fraction form
    70,563,685/151,939,574 = 151,939,574/x
  3. Step 3: Cross multiply
    70,563,685x = 151,939,574 × 151,939,574
  4. Step 4: Simplify right side
    70,563,685x = 23,085,634,147,301,476
  5. Step 5: Solve for x
    x = 23,085,634,147,301,476/70,563,685
  6. Step 6: Final answer
    x = 327,160,268.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.