Home / 545,131,410.40-817,697,115.60-327,453,176.80

Finding the Fourth Proportional to 545,131,410.40, 817,697,115.60 and 327,453,176.80

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Solution

The fourth proportional to 545,131,410.40, 817,697,115.60 and 327,453,176.80 is: 491,179,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,131,410.40 : 817,697,115.60 = 327,453,176.80 : x
  2. Step 2: Convert to fraction form
    545,131,410.40/817,697,115.60 = 327,453,176.80/x
  3. Step 3: Cross multiply
    545,131,410.40x = 817,697,115.60 × 327,453,176.80
  4. Step 4: Simplify right side
    545,131,410.40x = 267,757,518,163,416,864
  5. Step 5: Solve for x
    x = 267,757,518,163,416,864/545,131,410.40
  6. Step 6: Final answer
    x = 491,179,765.20

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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.