Home / 355,752,523.80-533,628,785.70-342,147,634.20

Finding the Fourth Proportional to 355,752,523.80, 533,628,785.70 and 342,147,634.20

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Solution

The fourth proportional to 355,752,523.80, 533,628,785.70 and 342,147,634.20 is: 513,221,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,752,523.80 : 533,628,785.70 = 342,147,634.20 : x
  2. Step 2: Convert to fraction form
    355,752,523.80/533,628,785.70 = 342,147,634.20/x
  3. Step 3: Cross multiply
    355,752,523.80x = 533,628,785.70 × 342,147,634.20
  4. Step 4: Simplify right side
    355,752,523.80x = 182,579,826,568,273,792
  5. Step 5: Solve for x
    x = 182,579,826,568,273,792/355,752,523.80
  6. Step 6: Final answer
    x = 513,221,451.30

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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.