Home / 908,366,912.12-1,362,530,787.06-253,300,474.04

Finding the Fourth Proportional to 908,366,912.12, 1,362,530,787.06 and 253,300,474.04

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Solution

The fourth proportional to 908,366,912.12, 1,362,530,787.06 and 253,300,474.04 is: 379,945,250.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,366,912.12 : 1,362,530,787.06 = 253,300,474.04 : x
  2. Step 2: Convert to fraction form
    908,366,912.12/1,362,530,787.06 = 253,300,474.04/x
  3. Step 3: Cross multiply
    908,366,912.12x = 1,362,530,787.06 × 253,300,474.04
  4. Step 4: Simplify right side
    908,366,912.12x = 345,129,694,256,392,256
  5. Step 5: Solve for x
    x = 345,129,694,256,392,256/908,366,912.12
  6. Step 6: Final answer
    x = 379,945,250.81

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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.