Home / 1,129,848,354.24-1,694,741,202.60-300,809,109.45

Finding the Fourth Proportional to 1,129,848,354.24, 1,694,741,202.60 and 300,809,109.45

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Solution

The fourth proportional to 1,129,848,354.24, 1,694,741,202.60 and 300,809,109.45 is: 451,205,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,848,354.24 : 1,694,741,202.60 = 300,809,109.45 : x
  2. Step 2: Convert to fraction form
    1,129,848,354.24/1,694,741,202.60 = 300,809,109.45/x
  3. Step 3: Cross multiply
    1,129,848,354.24x = 1,694,741,202.60 × 300,809,109.45
  4. Step 4: Simplify right side
    1,129,848,354.24x = 509,793,591,902,328,000
  5. Step 5: Solve for x
    x = 509,793,591,902,328,000/1,129,848,354.24
  6. Step 6: Final answer
    x = 451,205,323.25

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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.