Home / 131,414,408.76-196,982,607.78-49,497,843

Finding the Fourth Proportional to 131,414,408.76, 196,982,607.78 and 49,497,843

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Solution

The fourth proportional to 131,414,408.76, 196,982,607.78 and 49,497,843 is: 74,194,407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,414,408.76 : 196,982,607.78 = 49,497,843 : x
  2. Step 2: Convert to fraction form
    131,414,408.76/196,982,607.78 = 49,497,843/x
  3. Step 3: Cross multiply
    131,414,408.76x = 196,982,607.78 × 49,497,843
  4. Step 4: Simplify right side
    131,414,408.76x = 9,750,214,193,625,018
  5. Step 5: Solve for x
    x = 9,750,214,193,625,018/131,414,408.76
  6. Step 6: Final answer
    x = 74,194,407.49

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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.