Home / 478,694,172.22-717,035,700.88-303,727,144.04

Finding the Fourth Proportional to 478,694,172.22, 717,035,700.88 and 303,727,144.04

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Solution

The fourth proportional to 478,694,172.22, 717,035,700.88 and 303,727,144.04 is: 454,952,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,694,172.22 : 717,035,700.88 = 303,727,144.04 : x
  2. Step 2: Convert to fraction form
    478,694,172.22/717,035,700.88 = 303,727,144.04/x
  3. Step 3: Cross multiply
    478,694,172.22x = 717,035,700.88 × 303,727,144.04
  4. Step 4: Simplify right side
    478,694,172.22x = 217,783,205,606,522,400
  5. Step 5: Solve for x
    x = 217,783,205,606,522,400/478,694,172.22
  6. Step 6: Final answer
    x = 454,952,698.92

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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.