Home / 131,096,090.86-196,653,584.13-50,317,058.86

Finding the Fourth Proportional to 131,096,090.86, 196,653,584.13 and 50,317,058.86

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Solution

The fourth proportional to 131,096,090.86, 196,653,584.13 and 50,317,058.86 is: 75,479,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,096,090.86 : 196,653,584.13 = 50,317,058.86 : x
  2. Step 2: Convert to fraction form
    131,096,090.86/196,653,584.13 = 50,317,058.86/x
  3. Step 3: Cross multiply
    131,096,090.86x = 196,653,584.13 × 50,317,058.86
  4. Step 4: Simplify right side
    131,096,090.86x = 9,895,029,967,699,172
  5. Step 5: Solve for x
    x = 9,895,029,967,699,172/131,096,090.86
  6. Step 6: Final answer
    x = 75,479,214.54

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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.