Home / 209,952,217.20-314,928,325.80-189,544,882.80

Finding the Fourth Proportional to 209,952,217.20, 314,928,325.80 and 189,544,882.80

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Solution

The fourth proportional to 209,952,217.20, 314,928,325.80 and 189,544,882.80 is: 284,317,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,217.20 : 314,928,325.80 = 189,544,882.80 : x
  2. Step 2: Convert to fraction form
    209,952,217.20/314,928,325.80 = 189,544,882.80/x
  3. Step 3: Cross multiply
    209,952,217.20x = 314,928,325.80 × 189,544,882.80
  4. Step 4: Simplify right side
    209,952,217.20x = 59,693,052,604,161,224
  5. Step 5: Solve for x
    x = 59,693,052,604,161,224/209,952,217.20
  6. Step 6: Final answer
    x = 284,317,324.20

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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.