Home / 268,525,261.22-402,787,997.91-120,800,269.67

Finding the Fourth Proportional to 268,525,261.22, 402,787,997.91 and 120,800,269.67

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Solution

The fourth proportional to 268,525,261.22, 402,787,997.91 and 120,800,269.67 is: 181,200,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,525,261.22 : 402,787,997.91 = 120,800,269.67 : x
  2. Step 2: Convert to fraction form
    268,525,261.22/402,787,997.91 = 120,800,269.67/x
  3. Step 3: Cross multiply
    268,525,261.22x = 402,787,997.91 × 120,800,269.67
  4. Step 4: Simplify right side
    268,525,261.22x = 48,656,898,765,353,464
  5. Step 5: Solve for x
    x = 48,656,898,765,353,464/268,525,261.22
  6. Step 6: Final answer
    x = 181,200,452.22

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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.