Home / 729,122,543.92-1,093,591,563.63-231,137,858.71

Finding the Fourth Proportional to 729,122,543.92, 1,093,591,563.63 and 231,137,858.71

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Solution

The fourth proportional to 729,122,543.92, 1,093,591,563.63 and 231,137,858.71 is: 346,677,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,122,543.92 : 1,093,591,563.63 = 231,137,858.71 : x
  2. Step 2: Convert to fraction form
    729,122,543.92/1,093,591,563.63 = 231,137,858.71/x
  3. Step 3: Cross multiply
    729,122,543.92x = 1,093,591,563.63 × 231,137,858.71
  4. Step 4: Simplify right side
    729,122,543.92x = 252,770,412,320,758,944
  5. Step 5: Solve for x
    x = 252,770,412,320,758,944/729,122,543.92
  6. Step 6: Final answer
    x = 346,677,543.34

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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.