Home / 331,776,199.40-497,664,299.10-329,760,660.20

Finding the Fourth Proportional to 331,776,199.40, 497,664,299.10 and 329,760,660.20

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Solution

The fourth proportional to 331,776,199.40, 497,664,299.10 and 329,760,660.20 is: 494,640,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,199.40 : 497,664,299.10 = 329,760,660.20 : x
  2. Step 2: Convert to fraction form
    331,776,199.40/497,664,299.10 = 329,760,660.20/x
  3. Step 3: Cross multiply
    331,776,199.40x = 497,664,299.10 × 329,760,660.20
  4. Step 4: Simplify right side
    331,776,199.40x = 164,110,107,829,186,272
  5. Step 5: Solve for x
    x = 164,110,107,829,186,272/331,776,199.40
  6. Step 6: Final answer
    x = 494,640,990.30

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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.