Home / 352,273,903.20-528,410,854.80-255,024,136.80

Finding the Fourth Proportional to 352,273,903.20, 528,410,854.80 and 255,024,136.80

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Solution

The fourth proportional to 352,273,903.20, 528,410,854.80 and 255,024,136.80 is: 382,536,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,273,903.20 : 528,410,854.80 = 255,024,136.80 : x
  2. Step 2: Convert to fraction form
    352,273,903.20/528,410,854.80 = 255,024,136.80/x
  3. Step 3: Cross multiply
    352,273,903.20x = 528,410,854.80 × 255,024,136.80
  4. Step 4: Simplify right side
    352,273,903.20x = 134,757,522,121,120,144
  5. Step 5: Solve for x
    x = 134,757,522,121,120,144/352,273,903.20
  6. Step 6: Final answer
    x = 382,536,205.20

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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.