Home / 79,825,501.20-119,738,251.80-22,317,680.10

Finding the Fourth Proportional to 79,825,501.20, 119,738,251.80 and 22,317,680.10

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Solution

The fourth proportional to 79,825,501.20, 119,738,251.80 and 22,317,680.10 is: 33,476,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,825,501.20 : 119,738,251.80 = 22,317,680.10 : x
  2. Step 2: Convert to fraction form
    79,825,501.20/119,738,251.80 = 22,317,680.10/x
  3. Step 3: Cross multiply
    79,825,501.20x = 119,738,251.80 × 22,317,680.10
  4. Step 4: Simplify right side
    79,825,501.20x = 2,672,279,999,405,649.50
  5. Step 5: Solve for x
    x = 2,672,279,999,405,649.50/79,825,501.20
  6. Step 6: Final answer
    x = 33,476,520.15

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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.