Home / 5,414,161,555.60-8,115,510,471.31-1,821,168,198.24

Finding the Fourth Proportional to 5,414,161,555.60, 8,115,510,471.31 and 1,821,168,198.24

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Solution

The fourth proportional to 5,414,161,555.60, 8,115,510,471.31 and 1,821,168,198.24 is: 2,729,824,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,161,555.60 : 8,115,510,471.31 = 1,821,168,198.24 : x
  2. Step 2: Convert to fraction form
    5,414,161,555.60/8,115,510,471.31 = 1,821,168,198.24/x
  3. Step 3: Cross multiply
    5,414,161,555.60x = 8,115,510,471.31 × 1,821,168,198.24
  4. Step 4: Simplify right side
    5,414,161,555.60x = 14,779,709,582,833,485,824
  5. Step 5: Solve for x
    x = 14,779,709,582,833,485,824/5,414,161,555.60
  6. Step 6: Final answer
    x = 2,729,824,263.84

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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.