Home / 380,324,118.80-570,320,052.82-134,599,086

Finding the Fourth Proportional to 380,324,118.80, 570,320,052.82 and 134,599,086

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Solution

The fourth proportional to 380,324,118.80, 570,320,052.82 and 134,599,086 is: 201,839,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,324,118.80 : 570,320,052.82 = 134,599,086 : x
  2. Step 2: Convert to fraction form
    380,324,118.80/570,320,052.82 = 134,599,086/x
  3. Step 3: Cross multiply
    380,324,118.80x = 570,320,052.82 × 134,599,086
  4. Step 4: Simplify right side
    380,324,118.80x = 76,764,557,837,043,728
  5. Step 5: Solve for x
    x = 76,764,557,837,043,728/380,324,118.80
  6. Step 6: Final answer
    x = 201,839,836.19

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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.