Home / 221,534,216.80-332,301,325.20-75,948,251.20

Finding the Fourth Proportional to 221,534,216.80, 332,301,325.20 and 75,948,251.20

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Solution

The fourth proportional to 221,534,216.80, 332,301,325.20 and 75,948,251.20 is: 113,922,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,534,216.80 : 332,301,325.20 = 75,948,251.20 : x
  2. Step 2: Convert to fraction form
    221,534,216.80/332,301,325.20 = 75,948,251.20/x
  3. Step 3: Cross multiply
    221,534,216.80x = 332,301,325.20 × 75,948,251.20
  4. Step 4: Simplify right side
    221,534,216.80x = 25,237,704,520,382,492
  5. Step 5: Solve for x
    x = 25,237,704,520,382,492/221,534,216.80
  6. Step 6: Final answer
    x = 113,922,376.80

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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.