Home / 279,936,550.20-419,904,825.30-98,160,108.60

Finding the Fourth Proportional to 279,936,550.20, 419,904,825.30 and 98,160,108.60

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Solution

The fourth proportional to 279,936,550.20, 419,904,825.30 and 98,160,108.60 is: 147,240,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,936,550.20 : 419,904,825.30 = 98,160,108.60 : x
  2. Step 2: Convert to fraction form
    279,936,550.20/419,904,825.30 = 98,160,108.60/x
  3. Step 3: Cross multiply
    279,936,550.20x = 419,904,825.30 × 98,160,108.60
  4. Step 4: Simplify right side
    279,936,550.20x = 41,217,903,253,112,024
  5. Step 5: Solve for x
    x = 41,217,903,253,112,024/279,936,550.20
  6. Step 6: Final answer
    x = 147,240,162.90

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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.