Home / 276,588,770.10-414,904,150.35-82,485,035.70

Finding the Fourth Proportional to 276,588,770.10, 414,904,150.35 and 82,485,035.70

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Solution

The fourth proportional to 276,588,770.10, 414,904,150.35 and 82,485,035.70 is: 123,733,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,588,770.10 : 414,904,150.35 = 82,485,035.70 : x
  2. Step 2: Convert to fraction form
    276,588,770.10/414,904,150.35 = 82,485,035.70/x
  3. Step 3: Cross multiply
    276,588,770.10x = 414,904,150.35 × 82,485,035.70
  4. Step 4: Simplify right side
    276,588,770.10x = 34,223,383,653,697,920
  5. Step 5: Solve for x
    x = 34,223,383,653,697,920/276,588,770.10
  6. Step 6: Final answer
    x = 123,733,814.79

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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.