Home / 2,321,346,990.60-3,477,485,522.70-1,398,481,979.40

Finding the Fourth Proportional to 2,321,346,990.60, 3,477,485,522.70 and 1,398,481,979.40

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Solution

The fourth proportional to 2,321,346,990.60, 3,477,485,522.70 and 1,398,481,979.40 is: 2,094,990,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,346,990.60 : 3,477,485,522.70 = 1,398,481,979.40 : x
  2. Step 2: Convert to fraction form
    2,321,346,990.60/3,477,485,522.70 = 1,398,481,979.40/x
  3. Step 3: Cross multiply
    2,321,346,990.60x = 3,477,485,522.70 × 1,398,481,979.40
  4. Step 4: Simplify right side
    2,321,346,990.60x = 4,863,200,837,120,339,968
  5. Step 5: Solve for x
    x = 4,863,200,837,120,339,968/2,321,346,990.60
  6. Step 6: Final answer
    x = 2,094,990,906.92

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1.5x scale

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.