Home / 352,273,906.70-528,410,860.05-255,024,140.30

Finding the Fourth Proportional to 352,273,906.70, 528,410,860.05 and 255,024,140.30

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Solution

The fourth proportional to 352,273,906.70, 528,410,860.05 and 255,024,140.30 is: 382,536,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,273,906.70 : 528,410,860.05 = 255,024,140.30 : x
  2. Step 2: Convert to fraction form
    352,273,906.70/528,410,860.05 = 255,024,140.30/x
  3. Step 3: Cross multiply
    352,273,906.70x = 528,410,860.05 × 255,024,140.30
  4. Step 4: Simplify right side
    352,273,906.70x = 134,757,525,309,434,880
  5. Step 5: Solve for x
    x = 134,757,525,309,434,880/352,273,906.70
  6. Step 6: Final answer
    x = 382,536,210.45

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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.