Home / 314,887,223.30-472,397,190.15-133,040,797.70

Finding the Fourth Proportional to 314,887,223.30, 472,397,190.15 and 133,040,797.70

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Solution

The fourth proportional to 314,887,223.30, 472,397,190.15 and 133,040,797.70 is: 199,589,231.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,887,223.30 : 472,397,190.15 = 133,040,797.70 : x
  2. Step 2: Convert to fraction form
    314,887,223.30/472,397,190.15 = 133,040,797.70/x
  3. Step 3: Cross multiply
    314,887,223.30x = 472,397,190.15 × 133,040,797.70
  4. Step 4: Simplify right side
    314,887,223.30x = 62,848,099,008,794,584
  5. Step 5: Solve for x
    x = 62,848,099,008,794,584/314,887,223.30
  6. Step 6: Final answer
    x = 199,589,231.82

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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.