Home / 327,808,836.60-491,738,138.10-97,759,966.20

Finding the Fourth Proportional to 327,808,836.60, 491,738,138.10 and 97,759,966.20

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Solution

The fourth proportional to 327,808,836.60, 491,738,138.10 and 97,759,966.20 is: 146,647,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,808,836.60 : 491,738,138.10 = 97,759,966.20 : x
  2. Step 2: Convert to fraction form
    327,808,836.60/491,738,138.10 = 97,759,966.20/x
  3. Step 3: Cross multiply
    327,808,836.60x = 491,738,138.10 × 97,759,966.20
  4. Step 4: Simplify right side
    327,808,836.60x = 48,072,303,759,906,936
  5. Step 5: Solve for x
    x = 48,072,303,759,906,936/327,808,836.60
  6. Step 6: Final answer
    x = 146,647,370.03

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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.