Home / 550,890,166,930.75-760,230,726,608.15-303,687,014,879.80

Finding the Fourth Proportional to 550,890,166,930.75, 760,230,726,608.15 and 303,687,014,879.80

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Solution

The fourth proportional to 550,890,166,930.75, 760,230,726,608.15 and 303,687,014,879.80 is: 419,089,346,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,890,166,930.75 : 760,230,726,608.15 = 303,687,014,879.80 : x
  2. Step 2: Convert to fraction form
    550,890,166,930.75/760,230,726,608.15 = 303,687,014,879.80/x
  3. Step 3: Cross multiply
    550,890,166,930.75x = 760,230,726,608.15 × 303,687,014,879.80
  4. Step 4: Simplify right side
    550,890,166,930.75x = 230,872,199,983,530,420,207,616
  5. Step 5: Solve for x
    x = 230,872,199,983,530,420,207,616/550,890,166,930.75
  6. Step 6: Final answer
    x = 419,089,346,375.20

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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.