Home / 531,933,008.40-797,899,512.60-327,859,664.40

Finding the Fourth Proportional to 531,933,008.40, 797,899,512.60 and 327,859,664.40

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Solution

The fourth proportional to 531,933,008.40, 797,899,512.60 and 327,859,664.40 is: 491,789,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,933,008.40 : 797,899,512.60 = 327,859,664.40 : x
  2. Step 2: Convert to fraction form
    531,933,008.40/797,899,512.60 = 327,859,664.40/x
  3. Step 3: Cross multiply
    531,933,008.40x = 797,899,512.60 × 327,859,664.40
  4. Step 4: Simplify right side
    531,933,008.40x = 261,599,066,425,959,552
  5. Step 5: Solve for x
    x = 261,599,066,425,959,552/531,933,008.40
  6. Step 6: Final answer
    x = 491,789,496.60

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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.