Home / 726,366,453.16-1,089,542,499.90-332,781,638.44

Finding the Fourth Proportional to 726,366,453.16, 1,089,542,499.90 and 332,781,638.44

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Solution

The fourth proportional to 726,366,453.16, 1,089,542,499.90 and 332,781,638.44 is: 499,169,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,366,453.16 : 1,089,542,499.90 = 332,781,638.44 : x
  2. Step 2: Convert to fraction form
    726,366,453.16/1,089,542,499.90 = 332,781,638.44/x
  3. Step 3: Cross multiply
    726,366,453.16x = 1,089,542,499.90 × 332,781,638.44
  4. Step 4: Simplify right side
    726,366,453.16x = 362,579,738,266,735,552
  5. Step 5: Solve for x
    x = 362,579,738,266,735,552/726,366,453.16
  6. Step 6: Final answer
    x = 499,169,168.25

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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.