Home / 655,784,092.31-983,070,796.30-327,974,351.27

Finding the Fourth Proportional to 655,784,092.31, 983,070,796.30 and 327,974,351.27

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Solution

The fourth proportional to 655,784,092.31, 983,070,796.30 and 327,974,351.27 is: 491,658,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,784,092.31 : 983,070,796.30 = 327,974,351.27 : x
  2. Step 2: Convert to fraction form
    655,784,092.31/983,070,796.30 = 327,974,351.27/x
  3. Step 3: Cross multiply
    655,784,092.31x = 983,070,796.30 × 327,974,351.27
  4. Step 4: Simplify right side
    655,784,092.31x = 322,422,006,668,974,784
  5. Step 5: Solve for x
    x = 322,422,006,668,974,784/655,784,092.31
  6. Step 6: Final answer
    x = 491,658,779.85

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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.