Home / 320,856,499.83-481,317,376.55-110,739,839.65

Finding the Fourth Proportional to 320,856,499.83, 481,317,376.55 and 110,739,839.65

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Solution

The fourth proportional to 320,856,499.83, 481,317,376.55 and 110,739,839.65 is: 166,121,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,856,499.83 : 481,317,376.55 = 110,739,839.65 : x
  2. Step 2: Convert to fraction form
    320,856,499.83/481,317,376.55 = 110,739,839.65/x
  3. Step 3: Cross multiply
    320,856,499.83x = 481,317,376.55 × 110,739,839.65
  4. Step 4: Simplify right side
    320,856,499.83x = 53,301,009,099,905,672
  5. Step 5: Solve for x
    x = 53,301,009,099,905,672/320,856,499.83
  6. Step 6: Final answer
    x = 166,121,020.23

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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.