Home / 365,812,209.46-504,821,403.30-198,548,531.74

Finding the Fourth Proportional to 365,812,209.46, 504,821,403.30 and 198,548,531.74

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Solution

The fourth proportional to 365,812,209.46, 504,821,403.30 and 198,548,531.74 is: 273,997,274.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,812,209.46 : 504,821,403.30 = 198,548,531.74 : x
  2. Step 2: Convert to fraction form
    365,812,209.46/504,821,403.30 = 198,548,531.74/x
  3. Step 3: Cross multiply
    365,812,209.46x = 504,821,403.30 × 198,548,531.74
  4. Step 4: Simplify right side
    365,812,209.46x = 100,231,548,416,141,392
  5. Step 5: Solve for x
    x = 100,231,548,416,141,392/365,812,209.46
  6. Step 6: Final answer
    x = 273,997,274.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.