Home / 377,274,583.08-520,633,591.83-212,261,758.92

Finding the Fourth Proportional to 377,274,583.08, 520,633,591.83 and 212,261,758.92

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Solution

The fourth proportional to 377,274,583.08, 520,633,591.83 and 212,261,758.92 is: 292,918,226.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,274,583.08 : 520,633,591.83 = 212,261,758.92 : x
  2. Step 2: Convert to fraction form
    377,274,583.08/520,633,591.83 = 212,261,758.92/x
  3. Step 3: Cross multiply
    377,274,583.08x = 520,633,591.83 × 212,261,758.92
  4. Step 4: Simplify right side
    377,274,583.08x = 110,510,601,954,673,136
  5. Step 5: Solve for x
    x = 110,510,601,954,673,136/377,274,583.08
  6. Step 6: Final answer
    x = 292,918,226.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.