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Finding the Third Proportional to 74,975,832 and 163,699,632

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Solution

The third proportional to 74,975,832 and 163,699,632 is: 357,416,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,975,832 : 163,699,632 = 163,699,632 : x
  2. Step 2: Convert to fraction form
    74,975,832/163,699,632 = 163,699,632/x
  3. Step 3: Cross multiply
    74,975,832x = 163,699,632 × 163,699,632
  4. Step 4: Simplify right side
    74,975,832x = 26,797,569,516,935,424
  5. Step 5: Solve for x
    x = 26,797,569,516,935,424/74,975,832
  6. Step 6: Final answer
    x = 357,416,100.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.