Home / 2,190,049,433.24-3,285,074,187.93-531,945,545.60

Finding the Fourth Proportional to 2,190,049,433.24, 3,285,074,187.93 and 531,945,545.60

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Solution

The fourth proportional to 2,190,049,433.24, 3,285,074,187.93 and 531,945,545.60 is: 797,918,327.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,049,433.24 : 3,285,074,187.93 = 531,945,545.60 : x
  2. Step 2: Convert to fraction form
    2,190,049,433.24/3,285,074,187.93 = 531,945,545.60/x
  3. Step 3: Cross multiply
    2,190,049,433.24x = 3,285,074,187.93 × 531,945,545.60
  4. Step 4: Simplify right side
    2,190,049,433.24x = 1,747,480,581,222,597,120
  5. Step 5: Solve for x
    x = 1,747,480,581,222,597,120/2,190,049,433.24
  6. Step 6: Final answer
    x = 797,918,327.64

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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.