Home / 192,581,990,328.55-288,621,691,856.73-107,588,351,693.81

Finding the Fourth Proportional to 192,581,990,328.55, 288,621,691,856.73 and 107,588,351,693.81

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Solution

The fourth proportional to 192,581,990,328.55, 288,621,691,856.73 and 107,588,351,693.81 is: 161,242,139,189.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,581,990,328.55 : 288,621,691,856.73 = 107,588,351,693.81 : x
  2. Step 2: Convert to fraction form
    192,581,990,328.55/288,621,691,856.73 = 107,588,351,693.81/x
  3. Step 3: Cross multiply
    192,581,990,328.55x = 288,621,691,856.73 × 107,588,351,693.81
  4. Step 4: Simplify right side
    192,581,990,328.55x = 31,052,332,089,944,322,342,912
  5. Step 5: Solve for x
    x = 31,052,332,089,944,322,342,912/192,581,990,328.55
  6. Step 6: Final answer
    x = 161,242,139,189.49

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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.