Home / 726,366,361.51-1,089,542,361.91-332,781,546.32

Finding the Fourth Proportional to 726,366,361.51, 1,089,542,361.91 and 332,781,546.32

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Solution

The fourth proportional to 726,366,361.51, 1,089,542,361.91 and 332,781,546.32 is: 499,169,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,366,361.51 : 1,089,542,361.91 = 332,781,546.32 : x
  2. Step 2: Convert to fraction form
    726,366,361.51/1,089,542,361.91 = 332,781,546.32/x
  3. Step 3: Cross multiply
    726,366,361.51x = 1,089,542,361.91 × 332,781,546.32
  4. Step 4: Simplify right side
    726,366,361.51x = 362,579,591,972,107,200
  5. Step 5: Solve for x
    x = 362,579,591,972,107,200/726,366,361.51
  6. Step 6: Final answer
    x = 499,169,029.83

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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.