Home / 31,040,486,618.85-46,560,729,876.03-7,458,723,563.06

Finding the Fourth Proportional to 31,040,486,618.85, 46,560,729,876.03 and 7,458,723,563.06

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Solution

The fourth proportional to 31,040,486,618.85, 46,560,729,876.03 and 7,458,723,563.06 is: 11,188,085,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,040,486,618.85 : 46,560,729,876.03 = 7,458,723,563.06 : x
  2. Step 2: Convert to fraction form
    31,040,486,618.85/46,560,729,876.03 = 7,458,723,563.06/x
  3. Step 3: Cross multiply
    31,040,486,618.85x = 46,560,729,876.03 × 7,458,723,563.06
  4. Step 4: Simplify right side
    31,040,486,618.85x = 347,283,613,039,616,655,360
  5. Step 5: Solve for x
    x = 347,283,613,039,616,655,360/31,040,486,618.85
  6. Step 6: Final answer
    x = 11,188,085,332.04

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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.