Home / 2,268,990,002.20-3,403,485,003.30-1,392,750,081.40

Finding the Fourth Proportional to 2,268,990,002.20, 3,403,485,003.30 and 1,392,750,081.40

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Solution

The fourth proportional to 2,268,990,002.20, 3,403,485,003.30 and 1,392,750,081.40 is: 2,089,125,122.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,990,002.20 : 3,403,485,003.30 = 1,392,750,081.40 : x
  2. Step 2: Convert to fraction form
    2,268,990,002.20/3,403,485,003.30 = 1,392,750,081.40/x
  3. Step 3: Cross multiply
    2,268,990,002.20x = 3,403,485,003.30 × 1,392,750,081.40
  4. Step 4: Simplify right side
    2,268,990,002.20x = 4,740,204,015,389,754,368
  5. Step 5: Solve for x
    x = 4,740,204,015,389,754,368/2,268,990,002.20
  6. Step 6: Final answer
    x = 2,089,125,122.10

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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.