Home / 2,629,918,043.52-3,944,781,389.76-789,622,891.20

Finding the Fourth Proportional to 2,629,918,043.52, 3,944,781,389.76 and 789,622,891.20

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Solution

The fourth proportional to 2,629,918,043.52, 3,944,781,389.76 and 789,622,891.20 is: 1,184,405,610.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,918,043.52 : 3,944,781,389.76 = 789,622,891.20 : x
  2. Step 2: Convert to fraction form
    2,629,918,043.52/3,944,781,389.76 = 789,622,891.20/x
  3. Step 3: Cross multiply
    2,629,918,043.52x = 3,944,781,389.76 × 789,622,891.20
  4. Step 4: Simplify right side
    2,629,918,043.52x = 3,114,889,686,134,245,888
  5. Step 5: Solve for x
    x = 3,114,889,686,134,245,888/2,629,918,043.52
  6. Step 6: Final answer
    x = 1,184,405,610.59

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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.