Home / 203,161,382.94-304,667,324.88-70,180,408.74

Finding the Fourth Proportional to 203,161,382.94, 304,667,324.88 and 70,180,408.74

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Solution

The fourth proportional to 203,161,382.94, 304,667,324.88 and 70,180,408.74 is: 105,244,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,161,382.94 : 304,667,324.88 = 70,180,408.74 : x
  2. Step 2: Convert to fraction form
    203,161,382.94/304,667,324.88 = 70,180,408.74/x
  3. Step 3: Cross multiply
    203,161,382.94x = 304,667,324.88 × 70,180,408.74
  4. Step 4: Simplify right side
    203,161,382.94x = 21,381,677,389,800,768
  5. Step 5: Solve for x
    x = 21,381,677,389,800,768/203,161,382.94
  6. Step 6: Final answer
    x = 105,244,791.51

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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.