Home / 327,808,860.60-491,738,174.10-97,759,990.20

Finding the Fourth Proportional to 327,808,860.60, 491,738,174.10 and 97,759,990.20

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Solution

The fourth proportional to 327,808,860.60, 491,738,174.10 and 97,759,990.20 is: 146,647,406.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,808,860.60 : 491,738,174.10 = 97,759,990.20 : x
  2. Step 2: Convert to fraction form
    327,808,860.60/491,738,174.10 = 97,759,990.20/x
  3. Step 3: Cross multiply
    327,808,860.60x = 491,738,174.10 × 97,759,990.20
  4. Step 4: Simplify right side
    327,808,860.60x = 48,072,319,080,981,896
  5. Step 5: Solve for x
    x = 48,072,319,080,981,896/327,808,860.60
  6. Step 6: Final answer
    x = 146,647,406.03

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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.