Home / 550,890,166,930.90-760,230,726,608.30-303,687,014,879.90

Finding the Fourth Proportional to 550,890,166,930.90, 760,230,726,608.30 and 303,687,014,879.90

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Solution

The fourth proportional to 550,890,166,930.90, 760,230,726,608.30 and 303,687,014,879.90 is: 419,089,346,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,890,166,930.90 : 760,230,726,608.30 = 303,687,014,879.90 : x
  2. Step 2: Convert to fraction form
    550,890,166,930.90/760,230,726,608.30 = 303,687,014,879.90/x
  3. Step 3: Cross multiply
    550,890,166,930.90x = 760,230,726,608.30 × 303,687,014,879.90
  4. Step 4: Simplify right side
    550,890,166,930.90x = 230,872,199,983,652,021,469,184
  5. Step 5: Solve for x
    x = 230,872,199,983,652,021,469,184/550,890,166,930.90
  6. Step 6: Final answer
    x = 419,089,346,375.30

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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.