Home / 365,213,495.34-503,940,813.72-222,086,242.62

Finding the Fourth Proportional to 365,213,495.34, 503,940,813.72 and 222,086,242.62

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Solution

The fourth proportional to 365,213,495.34, 503,940,813.72 and 222,086,242.62 is: 306,446,293.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,213,495.34 : 503,940,813.72 = 222,086,242.62 : x
  2. Step 2: Convert to fraction form
    365,213,495.34/503,940,813.72 = 222,086,242.62/x
  3. Step 3: Cross multiply
    365,213,495.34x = 503,940,813.72 × 222,086,242.62
  4. Step 4: Simplify right side
    365,213,495.34x = 111,918,321,821,940,160
  5. Step 5: Solve for x
    x = 111,918,321,821,940,160/365,213,495.34
  6. Step 6: Final answer
    x = 306,446,293.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.