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Finding the Third Proportional to 68,212,666.69 and 104,848,880.63

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Solution

The third proportional to 68,212,666.69 and 104,848,880.63 is: 161,161,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,212,666.69 : 104,848,880.63 = 104,848,880.63 : x
  2. Step 2: Convert to fraction form
    68,212,666.69/104,848,880.63 = 104,848,880.63/x
  3. Step 3: Cross multiply
    68,212,666.69x = 104,848,880.63 × 104,848,880.63
  4. Step 4: Simplify right side
    68,212,666.69x = 10,993,287,768,315,500
  5. Step 5: Solve for x
    x = 10,993,287,768,315,500/68,212,666.69
  6. Step 6: Final answer
    x = 161,161,970.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.