Home / 69,100,514,418.80-95,359,062,521.88-38,617,206,797.68

Finding the Fourth Proportional to 69,100,514,418.80, 95,359,062,521.88 and 38,617,206,797.68

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Solution

The fourth proportional to 69,100,514,418.80, 95,359,062,521.88 and 38,617,206,797.68 is: 53,291,942,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,100,514,418.80 : 95,359,062,521.88 = 38,617,206,797.68 : x
  2. Step 2: Convert to fraction form
    69,100,514,418.80/95,359,062,521.88 = 38,617,206,797.68/x
  3. Step 3: Cross multiply
    69,100,514,418.80x = 95,359,062,521.88 × 38,617,206,797.68
  4. Step 4: Simplify right side
    69,100,514,418.80x = 3,682,500,637,440,336,723,968
  5. Step 5: Solve for x
    x = 3,682,500,637,440,336,723,968/69,100,514,418.80
  6. Step 6: Final answer
    x = 53,291,942,446.65

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1.5x scale

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.