Home / 5,388,768,081.30-8,083,152,121.95-2,486,391,633.30

Finding the Fourth Proportional to 5,388,768,081.30, 8,083,152,121.95 and 2,486,391,633.30

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Solution

The fourth proportional to 5,388,768,081.30, 8,083,152,121.95 and 2,486,391,633.30 is: 3,729,587,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,768,081.30 : 8,083,152,121.95 = 2,486,391,633.30 : x
  2. Step 2: Convert to fraction form
    5,388,768,081.30/8,083,152,121.95 = 2,486,391,633.30/x
  3. Step 3: Cross multiply
    5,388,768,081.30x = 8,083,152,121.95 × 2,486,391,633.30
  4. Step 4: Simplify right side
    5,388,768,081.30x = 20,097,881,806,707,621,888
  5. Step 5: Solve for x
    x = 20,097,881,806,707,621,888/5,388,768,081.30
  6. Step 6: Final answer
    x = 3,729,587,449.95

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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.