Home / 531,930,758.40-797,896,137.60-327,857,414.40

Finding the Fourth Proportional to 531,930,758.40, 797,896,137.60 and 327,857,414.40

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Solution

The fourth proportional to 531,930,758.40, 797,896,137.60 and 327,857,414.40 is: 491,786,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,930,758.40 : 797,896,137.60 = 327,857,414.40 : x
  2. Step 2: Convert to fraction form
    531,930,758.40/797,896,137.60 = 327,857,414.40/x
  3. Step 3: Cross multiply
    531,930,758.40x = 797,896,137.60 × 327,857,414.40
  4. Step 4: Simplify right side
    531,930,758.40x = 261,596,164,633,282,624
  5. Step 5: Solve for x
    x = 261,596,164,633,282,624/531,930,758.40
  6. Step 6: Final answer
    x = 491,786,121.60

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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.