Home / 1,843,245,319.92-2,764,870,640.94-752,728,387.92

Finding the Fourth Proportional to 1,843,245,319.92, 2,764,870,640.94 and 752,728,387.92

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Solution

The fourth proportional to 1,843,245,319.92, 2,764,870,640.94 and 752,728,387.92 is: 1,129,093,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,245,319.92 : 2,764,870,640.94 = 752,728,387.92 : x
  2. Step 2: Convert to fraction form
    1,843,245,319.92/2,764,870,640.94 = 752,728,387.92/x
  3. Step 3: Cross multiply
    1,843,245,319.92x = 2,764,870,640.94 × 752,728,387.92
  4. Step 4: Simplify right side
    1,843,245,319.92x = 2,081,196,620,362,103,296
  5. Step 5: Solve for x
    x = 2,081,196,620,362,103,296/1,843,245,319.92
  6. Step 6: Final answer
    x = 1,129,093,668.58

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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.