Home / 325,741,977.50-488,608,701.59-80,100,732.74

Finding the Fourth Proportional to 325,741,977.50, 488,608,701.59 and 80,100,732.74

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Solution

The fourth proportional to 325,741,977.50, 488,608,701.59 and 80,100,732.74 is: 120,150,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,741,977.50 : 488,608,701.59 = 80,100,732.74 : x
  2. Step 2: Convert to fraction form
    325,741,977.50/488,608,701.59 = 80,100,732.74/x
  3. Step 3: Cross multiply
    325,741,977.50x = 488,608,701.59 × 80,100,732.74
  4. Step 4: Simplify right side
    325,741,977.50x = 39,137,915,018,256,208
  5. Step 5: Solve for x
    x = 39,137,915,018,256,208/325,741,977.50
  6. Step 6: Final answer
    x = 120,150,050.41

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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.