Home / 133,469,718.70-200,204,578.05-104,804,272.30

Finding the Fourth Proportional to 133,469,718.70, 200,204,578.05 and 104,804,272.30

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Solution

The fourth proportional to 133,469,718.70, 200,204,578.05 and 104,804,272.30 is: 157,206,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,469,718.70 : 200,204,578.05 = 104,804,272.30 : x
  2. Step 2: Convert to fraction form
    133,469,718.70/200,204,578.05 = 104,804,272.30/x
  3. Step 3: Cross multiply
    133,469,718.70x = 200,204,578.05 × 104,804,272.30
  4. Step 4: Simplify right side
    133,469,718.70x = 20,982,295,113,658,804
  5. Step 5: Solve for x
    x = 20,982,295,113,658,804/133,469,718.70
  6. Step 6: Final answer
    x = 157,206,408.45

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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.