Home / 82,025,399.04-123,050,331.12-30,206,016.48

Finding the Fourth Proportional to 82,025,399.04, 123,050,331.12 and 30,206,016.48

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Solution

The fourth proportional to 82,025,399.04, 123,050,331.12 and 30,206,016.48 is: 45,313,529.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,025,399.04 : 123,050,331.12 = 30,206,016.48 : x
  2. Step 2: Convert to fraction form
    82,025,399.04/123,050,331.12 = 30,206,016.48/x
  3. Step 3: Cross multiply
    82,025,399.04x = 123,050,331.12 × 30,206,016.48
  4. Step 4: Simplify right side
    82,025,399.04x = 3,716,860,329,680,177
  5. Step 5: Solve for x
    x = 3,716,860,329,680,177/82,025,399.04
  6. Step 6: Final answer
    x = 45,313,529.38

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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.