Home / 1,624,027,469.82-2,240,773,747.78-919,179,451.23

Finding the Fourth Proportional to 1,624,027,469.82, 2,240,773,747.78 and 919,179,451.23

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Solution

The fourth proportional to 1,624,027,469.82, 2,240,773,747.78 and 919,179,451.23 is: 1,268,250,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,027,469.82 : 2,240,773,747.78 = 919,179,451.23 : x
  2. Step 2: Convert to fraction form
    1,624,027,469.82/2,240,773,747.78 = 919,179,451.23/x
  3. Step 3: Cross multiply
    1,624,027,469.82x = 2,240,773,747.78 × 919,179,451.23
  4. Step 4: Simplify right side
    1,624,027,469.82x = 2,059,673,183,824,990,720
  5. Step 5: Solve for x
    x = 2,059,673,183,824,990,720/1,624,027,469.82
  6. Step 6: Final answer
    x = 1,268,250,212.57

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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.