Home / 327,103,692.10-490,655,538.15-235,270,687.30

Finding the Fourth Proportional to 327,103,692.10, 490,655,538.15 and 235,270,687.30

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Solution

The fourth proportional to 327,103,692.10, 490,655,538.15 and 235,270,687.30 is: 352,906,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,103,692.10 : 490,655,538.15 = 235,270,687.30 : x
  2. Step 2: Convert to fraction form
    327,103,692.10/490,655,538.15 = 235,270,687.30/x
  3. Step 3: Cross multiply
    327,103,692.10x = 490,655,538.15 × 235,270,687.30
  4. Step 4: Simplify right side
    327,103,692.10x = 115,436,865,688,101,872
  5. Step 5: Solve for x
    x = 115,436,865,688,101,872/327,103,692.10
  6. Step 6: Final answer
    x = 352,906,030.95

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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.