Home / 664,001,067.30-996,001,600.95-465,986,150.70

Finding the Fourth Proportional to 664,001,067.30, 996,001,600.95 and 465,986,150.70

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Solution

The fourth proportional to 664,001,067.30, 996,001,600.95 and 465,986,150.70 is: 698,979,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,001,067.30 : 996,001,600.95 = 465,986,150.70 : x
  2. Step 2: Convert to fraction form
    664,001,067.30/996,001,600.95 = 465,986,150.70/x
  3. Step 3: Cross multiply
    664,001,067.30x = 996,001,600.95 × 465,986,150.70
  4. Step 4: Simplify right side
    664,001,067.30x = 464,122,952,117,728,000
  5. Step 5: Solve for x
    x = 464,122,952,117,728,000/664,001,067.30
  6. Step 6: Final answer
    x = 698,979,226.05

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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.