Home / 2,668,468,570.08-3,997,071,833.12-2,140,981,821.60

Finding the Fourth Proportional to 2,668,468,570.08, 3,997,071,833.12 and 2,140,981,821.60

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Solution

The fourth proportional to 2,668,468,570.08, 3,997,071,833.12 and 2,140,981,821.60 is: 3,206,954,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,468,570.08 : 3,997,071,833.12 = 2,140,981,821.60 : x
  2. Step 2: Convert to fraction form
    2,668,468,570.08/3,997,071,833.12 = 2,140,981,821.60/x
  3. Step 3: Cross multiply
    2,668,468,570.08x = 3,997,071,833.12 × 2,140,981,821.60
  4. Step 4: Simplify right side
    2,668,468,570.08x = 8,557,658,134,339,308,544
  5. Step 5: Solve for x
    x = 8,557,658,134,339,308,544/2,668,468,570.08
  6. Step 6: Final answer
    x = 3,206,954,816.82

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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.