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Finding the Third Proportional to 68,065,089.75 and 102,907,989

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Solution

The third proportional to 68,065,089.75 and 102,907,989 is: 155,587,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,065,089.75 : 102,907,989 = 102,907,989 : x
  2. Step 2: Convert to fraction form
    68,065,089.75/102,907,989 = 102,907,989/x
  3. Step 3: Cross multiply
    68,065,089.75x = 102,907,989 × 102,907,989
  4. Step 4: Simplify right side
    68,065,089.75x = 10,590,054,200,024,120
  5. Step 5: Solve for x
    x = 10,590,054,200,024,120/68,065,089.75
  6. Step 6: Final answer
    x = 155,587,162.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.