Home / 881,025,361.57-1,320,347,578.06-335,469,288.61

Finding the Fourth Proportional to 881,025,361.57, 1,320,347,578.06 and 335,469,288.61

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Solution

The fourth proportional to 881,025,361.57, 1,320,347,578.06 and 335,469,288.61 is: 502,750,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,025,361.57 : 1,320,347,578.06 = 335,469,288.61 : x
  2. Step 2: Convert to fraction form
    881,025,361.57/1,320,347,578.06 = 335,469,288.61/x
  3. Step 3: Cross multiply
    881,025,361.57x = 1,320,347,578.06 × 335,469,288.61
  4. Step 4: Simplify right side
    881,025,361.57x = 442,936,062,729,724,672
  5. Step 5: Solve for x
    x = 442,936,062,729,724,672/881,025,361.57
  6. Step 6: Final answer
    x = 502,750,638.12

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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.