Home / 251,383,736.48-377,129,878.92-76,520,444.24

Finding the Fourth Proportional to 251,383,736.48, 377,129,878.92 and 76,520,444.24

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Solution

The fourth proportional to 251,383,736.48, 377,129,878.92 and 76,520,444.24 is: 114,797,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,383,736.48 : 377,129,878.92 = 76,520,444.24 : x
  2. Step 2: Convert to fraction form
    251,383,736.48/377,129,878.92 = 76,520,444.24/x
  3. Step 3: Cross multiply
    251,383,736.48x = 377,129,878.92 × 76,520,444.24
  4. Step 4: Simplify right side
    251,383,736.48x = 28,858,145,871,135,812
  5. Step 5: Solve for x
    x = 28,858,145,871,135,812/251,383,736.48
  6. Step 6: Final answer
    x = 114,797,187.26

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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.