Home / 135,940,363.80-203,910,545.70-122,335,474.20

Finding the Fourth Proportional to 135,940,363.80, 203,910,545.70 and 122,335,474.20

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Solution

The fourth proportional to 135,940,363.80, 203,910,545.70 and 122,335,474.20 is: 183,503,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,940,363.80 : 203,910,545.70 = 122,335,474.20 : x
  2. Step 2: Convert to fraction form
    135,940,363.80/203,910,545.70 = 122,335,474.20/x
  3. Step 3: Cross multiply
    135,940,363.80x = 203,910,545.70 × 122,335,474.20
  4. Step 4: Simplify right side
    135,940,363.80x = 24,945,493,302,590,272
  5. Step 5: Solve for x
    x = 24,945,493,302,590,272/135,940,363.80
  6. Step 6: Final answer
    x = 183,503,211.30

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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.