Home / 726,366,410.12-1,089,542,435.07-332,781,595.31

Finding the Fourth Proportional to 726,366,410.12, 1,089,542,435.07 and 332,781,595.31

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Solution

The fourth proportional to 726,366,410.12, 1,089,542,435.07 and 332,781,595.31 is: 499,169,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,366,410.12 : 1,089,542,435.07 = 332,781,595.31 : x
  2. Step 2: Convert to fraction form
    726,366,410.12/1,089,542,435.07 = 332,781,595.31/x
  3. Step 3: Cross multiply
    726,366,410.12x = 1,089,542,435.07 × 332,781,595.31
  4. Step 4: Simplify right side
    726,366,410.12x = 362,579,669,700,536,640
  5. Step 5: Solve for x
    x = 362,579,669,700,536,640/726,366,410.12
  6. Step 6: Final answer
    x = 499,169,103.43

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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.