Home / 329,791,025.80-494,651,109.30-87,453,929.80

Finding the Fourth Proportional to 329,791,025.80, 494,651,109.30 and 87,453,929.80

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Solution

The fourth proportional to 329,791,025.80, 494,651,109.30 and 87,453,929.80 is: 131,171,499.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,791,025.80 : 494,651,109.30 = 87,453,929.80 : x
  2. Step 2: Convert to fraction form
    329,791,025.80/494,651,109.30 = 87,453,929.80/x
  3. Step 3: Cross multiply
    329,791,025.80x = 494,651,109.30 × 87,453,929.80
  4. Step 4: Simplify right side
    329,791,025.80x = 43,259,183,388,214,328
  5. Step 5: Solve for x
    x = 43,259,183,388,214,328/329,791,025.80
  6. Step 6: Final answer
    x = 131,171,499.54

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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.