Home / 220,992,035.32-331,396,849.91-75,437,320.58

Finding the Fourth Proportional to 220,992,035.32, 331,396,849.91 and 75,437,320.58

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Solution

The fourth proportional to 220,992,035.32, 331,396,849.91 and 75,437,320.58 is: 113,124,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,992,035.32 : 331,396,849.91 = 75,437,320.58 : x
  2. Step 2: Convert to fraction form
    220,992,035.32/331,396,849.91 = 75,437,320.58/x
  3. Step 3: Cross multiply
    220,992,035.32x = 331,396,849.91 × 75,437,320.58
  4. Step 4: Simplify right side
    220,992,035.32x = 24,999,690,405,899,872
  5. Step 5: Solve for x
    x = 24,999,690,405,899,872/220,992,035.32
  6. Step 6: Final answer
    x = 113,124,848.01

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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.