Home / 248,584,003.12-372,890,951.04-76,062,311.28

Finding the Fourth Proportional to 248,584,003.12, 372,890,951.04 and 76,062,311.28

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Solution

The fourth proportional to 248,584,003.12, 372,890,951.04 and 76,062,311.28 is: 114,098,040.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,584,003.12 : 372,890,951.04 = 76,062,311.28 : x
  2. Step 2: Convert to fraction form
    248,584,003.12/372,890,951.04 = 76,062,311.28/x
  3. Step 3: Cross multiply
    248,584,003.12x = 372,890,951.04 × 76,062,311.28
  4. Step 4: Simplify right side
    248,584,003.12x = 28,362,947,591,499,720
  5. Step 5: Solve for x
    x = 28,362,947,591,499,720/248,584,003.12
  6. Step 6: Final answer
    x = 114,098,040.24

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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.