Home / 323,530,437.30-485,295,655.95-247,002,933.30

Finding the Fourth Proportional to 323,530,437.30, 485,295,655.95 and 247,002,933.30

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Solution

The fourth proportional to 323,530,437.30, 485,295,655.95 and 247,002,933.30 is: 370,504,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,530,437.30 : 485,295,655.95 = 247,002,933.30 : x
  2. Step 2: Convert to fraction form
    323,530,437.30/485,295,655.95 = 247,002,933.30/x
  3. Step 3: Cross multiply
    323,530,437.30x = 485,295,655.95 × 247,002,933.30
  4. Step 4: Simplify right side
    323,530,437.30x = 119,869,450,537,397,600
  5. Step 5: Solve for x
    x = 119,869,450,537,397,600/323,530,437.30
  6. Step 6: Final answer
    x = 370,504,399.95

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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.