Home / 378,394,228.14-567,611,605.89-119,589,755.82

Finding the Fourth Proportional to 378,394,228.14, 567,611,605.89 and 119,589,755.82

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Solution

The fourth proportional to 378,394,228.14, 567,611,605.89 and 119,589,755.82 is: 179,391,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,394,228.14 : 567,611,605.89 = 119,589,755.82 : x
  2. Step 2: Convert to fraction form
    378,394,228.14/567,611,605.89 = 119,589,755.82/x
  3. Step 3: Cross multiply
    378,394,228.14x = 567,611,605.89 × 119,589,755.82
  4. Step 4: Simplify right side
    378,394,228.14x = 67,880,533,348,983,168
  5. Step 5: Solve for x
    x = 67,880,533,348,983,168/378,394,228.14
  6. Step 6: Final answer
    x = 179,391,037.97

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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.