Home / 363,573,636.76-501,743,999.82-215,022,099.16

Finding the Fourth Proportional to 363,573,636.76, 501,743,999.82 and 215,022,099.16

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Solution

The fourth proportional to 363,573,636.76, 501,743,999.82 and 215,022,099.16 is: 296,737,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,573,636.76 : 501,743,999.82 = 215,022,099.16 : x
  2. Step 2: Convert to fraction form
    363,573,636.76/501,743,999.82 = 215,022,099.16/x
  3. Step 3: Cross multiply
    363,573,636.76x = 501,743,999.82 × 215,022,099.16
  4. Step 4: Simplify right side
    363,573,636.76x = 107,886,048,082,231,056
  5. Step 5: Solve for x
    x = 107,886,048,082,231,056/363,573,636.76
  6. Step 6: Final answer
    x = 296,737,819.18

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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.