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Finding the Third Proportional to 78,716,194.50 and 162,462,604.50

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Solution

The third proportional to 78,716,194.50 and 162,462,604.50 is: 335,307,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,716,194.50 : 162,462,604.50 = 162,462,604.50 : x
  2. Step 2: Convert to fraction form
    78,716,194.50/162,462,604.50 = 162,462,604.50/x
  3. Step 3: Cross multiply
    78,716,194.50x = 162,462,604.50 × 162,462,604.50
  4. Step 4: Simplify right side
    78,716,194.50x = 26,394,097,860,923,420
  5. Step 5: Solve for x
    x = 26,394,097,860,923,420/78,716,194.50
  6. Step 6: Final answer
    x = 335,307,086.79

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.