Home / 2,198,892,067.60-3,296,424,913.80-1,324,565,334.40

Finding the Fourth Proportional to 2,198,892,067.60, 3,296,424,913.80 and 1,324,565,334.40

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Solution

The fourth proportional to 2,198,892,067.60, 3,296,424,913.80 and 1,324,565,334.40 is: 1,985,695,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,892,067.60 : 3,296,424,913.80 = 1,324,565,334.40 : x
  2. Step 2: Convert to fraction form
    2,198,892,067.60/3,296,424,913.80 = 1,324,565,334.40/x
  3. Step 3: Cross multiply
    2,198,892,067.60x = 3,296,424,913.80 × 1,324,565,334.40
  4. Step 4: Simplify right side
    2,198,892,067.60x = 4,366,330,168,271,988,736
  5. Step 5: Solve for x
    x = 4,366,330,168,271,988,736/2,198,892,067.60
  6. Step 6: Final answer
    x = 1,985,695,538.50

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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.