Home / 218,223,933.32-327,379,021.52-80,050,823.64

Finding the Fourth Proportional to 218,223,933.32, 327,379,021.52 and 80,050,823.64

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Solution

The fourth proportional to 218,223,933.32, 327,379,021.52 and 80,050,823.64 is: 120,092,053.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,223,933.32 : 327,379,021.52 = 80,050,823.64 : x
  2. Step 2: Convert to fraction form
    218,223,933.32/327,379,021.52 = 80,050,823.64/x
  3. Step 3: Cross multiply
    218,223,933.32x = 327,379,021.52 × 80,050,823.64
  4. Step 4: Simplify right side
    218,223,933.32x = 26,206,960,315,133,284
  5. Step 5: Solve for x
    x = 26,206,960,315,133,284/218,223,933.32
  6. Step 6: Final answer
    x = 120,092,053.68

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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.