Home / 1,067,021,467.70-1,472,643,648.25-614,812,826.48

Finding the Fourth Proportional to 1,067,021,467.70, 1,472,643,648.25 and 614,812,826.48

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Solution

The fourth proportional to 1,067,021,467.70, 1,472,643,648.25 and 614,812,826.48 is: 848,530,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,021,467.70 : 1,472,643,648.25 = 614,812,826.48 : x
  2. Step 2: Convert to fraction form
    1,067,021,467.70/1,472,643,648.25 = 614,812,826.48/x
  3. Step 3: Cross multiply
    1,067,021,467.70x = 1,472,643,648.25 × 614,812,826.48
  4. Step 4: Simplify right side
    1,067,021,467.70x = 905,400,203,773,182,720
  5. Step 5: Solve for x
    x = 905,400,203,773,182,720/1,067,021,467.70
  6. Step 6: Final answer
    x = 848,530,447.78

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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.