Home / 352,273,899.20-528,410,848.80-255,024,132.80

Finding the Fourth Proportional to 352,273,899.20, 528,410,848.80 and 255,024,132.80

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Solution

The fourth proportional to 352,273,899.20, 528,410,848.80 and 255,024,132.80 is: 382,536,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,273,899.20 : 528,410,848.80 = 255,024,132.80 : x
  2. Step 2: Convert to fraction form
    352,273,899.20/528,410,848.80 = 255,024,132.80/x
  3. Step 3: Cross multiply
    352,273,899.20x = 528,410,848.80 × 255,024,132.80
  4. Step 4: Simplify right side
    352,273,899.20x = 134,757,518,477,331,936
  5. Step 5: Solve for x
    x = 134,757,518,477,331,936/352,273,899.20
  6. Step 6: Final answer
    x = 382,536,199.20

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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.