Home / 76,455,208.05-114,622,188.43-40,056,617.13

Finding the Fourth Proportional to 76,455,208.05, 114,622,188.43 and 40,056,617.13

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Solution

The fourth proportional to 76,455,208.05, 114,622,188.43 and 40,056,617.13 is: 60,053,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,455,208.05 : 114,622,188.43 = 40,056,617.13 : x
  2. Step 2: Convert to fraction form
    76,455,208.05/114,622,188.43 = 40,056,617.13/x
  3. Step 3: Cross multiply
    76,455,208.05x = 114,622,188.43 × 40,056,617.13
  4. Step 4: Simplify right side
    76,455,208.05x = 4,591,377,116,543,226
  5. Step 5: Solve for x
    x = 4,591,377,116,543,226/76,455,208.05
  6. Step 6: Final answer
    x = 60,053,163.59

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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.