Home / 529,588,672.40-794,383,008.60-166,082,445.20

Finding the Fourth Proportional to 529,588,672.40, 794,383,008.60 and 166,082,445.20

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Solution

The fourth proportional to 529,588,672.40, 794,383,008.60 and 166,082,445.20 is: 249,123,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,588,672.40 : 794,383,008.60 = 166,082,445.20 : x
  2. Step 2: Convert to fraction form
    529,588,672.40/794,383,008.60 = 166,082,445.20/x
  3. Step 3: Cross multiply
    529,588,672.40x = 794,383,008.60 × 166,082,445.20
  4. Step 4: Simplify right side
    529,588,672.40x = 131,933,072,493,620,624
  5. Step 5: Solve for x
    x = 131,933,072,493,620,624/529,588,672.40
  6. Step 6: Final answer
    x = 249,123,667.80

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Similar ratio
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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.