Home / 97,994,469.70-146,991,704.55-68,769,151.30

Finding the Fourth Proportional to 97,994,469.70, 146,991,704.55 and 68,769,151.30

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Solution

The fourth proportional to 97,994,469.70, 146,991,704.55 and 68,769,151.30 is: 103,153,726.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,994,469.70 : 146,991,704.55 = 68,769,151.30 : x
  2. Step 2: Convert to fraction form
    97,994,469.70/146,991,704.55 = 68,769,151.30/x
  3. Step 3: Cross multiply
    97,994,469.70x = 146,991,704.55 × 68,769,151.30
  4. Step 4: Simplify right side
    97,994,469.70x = 10,108,494,770,043,848
  5. Step 5: Solve for x
    x = 10,108,494,770,043,848/97,994,469.70
  6. Step 6: Final answer
    x = 103,153,726.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.