Home / 1,840,591,137.36-2,540,078,449.62-1,088,548,978.26

Finding the Fourth Proportional to 1,840,591,137.36, 2,540,078,449.62 and 1,088,548,978.26

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Solution

The fourth proportional to 1,840,591,137.36, 2,540,078,449.62 and 1,088,548,978.26 is: 1,502,234,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,591,137.36 : 2,540,078,449.62 = 1,088,548,978.26 : x
  2. Step 2: Convert to fraction form
    1,840,591,137.36/2,540,078,449.62 = 1,088,548,978.26/x
  3. Step 3: Cross multiply
    1,840,591,137.36x = 2,540,078,449.62 × 1,088,548,978.26
  4. Step 4: Simplify right side
    1,840,591,137.36x = 2,764,999,801,034,095,616
  5. Step 5: Solve for x
    x = 2,764,999,801,034,095,616/1,840,591,137.36
  6. Step 6: Final answer
    x = 1,502,234,659.78

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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.