Home / 655,784,090.31-983,070,793.31-327,974,349.27

Finding the Fourth Proportional to 655,784,090.31, 983,070,793.31 and 327,974,349.27

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Solution

The fourth proportional to 655,784,090.31, 983,070,793.31 and 327,974,349.27 is: 491,658,776.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,784,090.31 : 983,070,793.31 = 327,974,349.27 : x
  2. Step 2: Convert to fraction form
    655,784,090.31/983,070,793.31 = 327,974,349.27/x
  3. Step 3: Cross multiply
    655,784,090.31x = 983,070,793.31 × 327,974,349.27
  4. Step 4: Simplify right side
    655,784,090.31x = 322,422,003,720,550,016
  5. Step 5: Solve for x
    x = 322,422,003,720,550,016/655,784,090.31
  6. Step 6: Final answer
    x = 491,658,776.85

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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.