Home / 440,665,222.11-660,973,912.44-133,933,420.14

Finding the Fourth Proportional to 440,665,222.11, 660,973,912.44 and 133,933,420.14

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Solution

The fourth proportional to 440,665,222.11, 660,973,912.44 and 133,933,420.14 is: 200,892,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,665,222.11 : 660,973,912.44 = 133,933,420.14 : x
  2. Step 2: Convert to fraction form
    440,665,222.11/660,973,912.44 = 133,933,420.14/x
  3. Step 3: Cross multiply
    440,665,222.11x = 660,973,912.44 × 133,933,420.14
  4. Step 4: Simplify right side
    440,665,222.11x = 88,526,496,716,406,096
  5. Step 5: Solve for x
    x = 88,526,496,716,406,096/440,665,222.11
  6. Step 6: Final answer
    x = 200,892,859.87

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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.