Home / 322,416,003.70-483,624,005.55-80,078,907.70

Finding the Fourth Proportional to 322,416,003.70, 483,624,005.55 and 80,078,907.70

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Solution

The fourth proportional to 322,416,003.70, 483,624,005.55 and 80,078,907.70 is: 120,118,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,416,003.70 : 483,624,005.55 = 80,078,907.70 : x
  2. Step 2: Convert to fraction form
    322,416,003.70/483,624,005.55 = 80,078,907.70/x
  3. Step 3: Cross multiply
    322,416,003.70x = 483,624,005.55 × 80,078,907.70
  4. Step 4: Simplify right side
    322,416,003.70x = 38,728,082,101,942,744
  5. Step 5: Solve for x
    x = 38,728,082,101,942,744/322,416,003.70
  6. Step 6: Final answer
    x = 120,118,361.55

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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.