Home / 325,308,531.80-488,340,711.30-196,062,080.60

Finding the Fourth Proportional to 325,308,531.80, 488,340,711.30 and 196,062,080.60

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Solution

The fourth proportional to 325,308,531.80, 488,340,711.30 and 196,062,080.60 is: 294,320,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,308,531.80 : 488,340,711.30 = 196,062,080.60 : x
  2. Step 2: Convert to fraction form
    325,308,531.80/488,340,711.30 = 196,062,080.60/x
  3. Step 3: Cross multiply
    325,308,531.80x = 488,340,711.30 × 196,062,080.60
  4. Step 4: Simplify right side
    325,308,531.80x = 95,745,095,899,161,936
  5. Step 5: Solve for x
    x = 95,745,095,899,161,936/325,308,531.80
  6. Step 6: Final answer
    x = 294,320,887.83

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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.