Home / 945,557,467.24-1,305,217,513.38-569,231,553.64

Finding the Fourth Proportional to 945,557,467.24, 1,305,217,513.38 and 569,231,553.64

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Solution

The fourth proportional to 945,557,467.24, 1,305,217,513.38 and 569,231,553.64 is: 785,749,167.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,557,467.24 : 1,305,217,513.38 = 569,231,553.64 : x
  2. Step 2: Convert to fraction form
    945,557,467.24/1,305,217,513.38 = 569,231,553.64/x
  3. Step 3: Cross multiply
    945,557,467.24x = 1,305,217,513.38 × 569,231,553.64
  4. Step 4: Simplify right side
    945,557,467.24x = 742,970,992,979,434,880
  5. Step 5: Solve for x
    x = 742,970,992,979,434,880/945,557,467.24
  6. Step 6: Final answer
    x = 785,749,167.79

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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.