Home / 490,100,880.27-676,319,535.39-267,077,808.48

Finding the Fourth Proportional to 490,100,880.27, 676,319,535.39 and 267,077,808.48

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Solution

The fourth proportional to 490,100,880.27, 676,319,535.39 and 267,077,808.48 is: 368,556,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,100,880.27 : 676,319,535.39 = 267,077,808.48 : x
  2. Step 2: Convert to fraction form
    490,100,880.27/676,319,535.39 = 267,077,808.48/x
  3. Step 3: Cross multiply
    490,100,880.27x = 676,319,535.39 × 267,077,808.48
  4. Step 4: Simplify right side
    490,100,880.27x = 180,629,939,344,172,992
  5. Step 5: Solve for x
    x = 180,629,939,344,172,992/490,100,880.27
  6. Step 6: Final answer
    x = 368,556,651.53

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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.