Home / 327,723,985.20-491,585,977.80-174,668,977.20

Finding the Fourth Proportional to 327,723,985.20, 491,585,977.80 and 174,668,977.20

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Solution

The fourth proportional to 327,723,985.20, 491,585,977.80 and 174,668,977.20 is: 262,003,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,723,985.20 : 491,585,977.80 = 174,668,977.20 : x
  2. Step 2: Convert to fraction form
    327,723,985.20/491,585,977.80 = 174,668,977.20/x
  3. Step 3: Cross multiply
    327,723,985.20x = 491,585,977.80 × 174,668,977.20
  4. Step 4: Simplify right side
    327,723,985.20x = 85,864,819,948,187,904
  5. Step 5: Solve for x
    x = 85,864,819,948,187,904/327,723,985.20
  6. Step 6: Final answer
    x = 262,003,465.80

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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.