Home / 764,113,583.40-1,146,170,375.10-327,339,940.20

Finding the Fourth Proportional to 764,113,583.40, 1,146,170,375.10 and 327,339,940.20

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Solution

The fourth proportional to 764,113,583.40, 1,146,170,375.10 and 327,339,940.20 is: 491,009,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,113,583.40 : 1,146,170,375.10 = 327,339,940.20 : x
  2. Step 2: Convert to fraction form
    764,113,583.40/1,146,170,375.10 = 327,339,940.20/x
  3. Step 3: Cross multiply
    764,113,583.40x = 1,146,170,375.10 × 327,339,940.20
  4. Step 4: Simplify right side
    764,113,583.40x = 375,187,342,044,245,504
  5. Step 5: Solve for x
    x = 375,187,342,044,245,504/764,113,583.40
  6. Step 6: Final answer
    x = 491,009,910.30

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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.