Home / 655,784,091.31-983,070,794.80-327,974,350.27

Finding the Fourth Proportional to 655,784,091.31, 983,070,794.80 and 327,974,350.27

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Solution

The fourth proportional to 655,784,091.31, 983,070,794.80 and 327,974,350.27 is: 491,658,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,784,091.31 : 983,070,794.80 = 327,974,350.27 : x
  2. Step 2: Convert to fraction form
    655,784,091.31/983,070,794.80 = 327,974,350.27/x
  3. Step 3: Cross multiply
    655,784,091.31x = 983,070,794.80 × 327,974,350.27
  4. Step 4: Simplify right side
    655,784,091.31x = 322,422,005,193,942,464
  5. Step 5: Solve for x
    x = 322,422,005,193,942,464/655,784,091.31
  6. Step 6: Final answer
    x = 491,658,778.35

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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.