Home / 2,821,859,583.89-3,894,181,367.31-1,551,782,466.90

Finding the Fourth Proportional to 2,821,859,583.89, 3,894,181,367.31 and 1,551,782,466.90

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Solution

The fourth proportional to 2,821,859,583.89, 3,894,181,367.31 and 1,551,782,466.90 is: 2,141,468,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,859,583.89 : 3,894,181,367.31 = 1,551,782,466.90 : x
  2. Step 2: Convert to fraction form
    2,821,859,583.89/3,894,181,367.31 = 1,551,782,466.90/x
  3. Step 3: Cross multiply
    2,821,859,583.89x = 3,894,181,367.31 × 1,551,782,466.90
  4. Step 4: Simplify right side
    2,821,859,583.89x = 6,042,922,368,720,326,656
  5. Step 5: Solve for x
    x = 6,042,922,368,720,326,656/2,821,859,583.89
  6. Step 6: Final answer
    x = 2,141,468,130.88

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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.