Home / 117,327,190.62-161,903,980.53-65,116,261.65

Finding the Fourth Proportional to 117,327,190.62, 161,903,980.53 and 65,116,261.65

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Solution

The fourth proportional to 117,327,190.62, 161,903,980.53 and 65,116,261.65 is: 89,856,255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,327,190.62 : 161,903,980.53 = 65,116,261.65 : x
  2. Step 2: Convert to fraction form
    117,327,190.62/161,903,980.53 = 65,116,261.65/x
  3. Step 3: Cross multiply
    117,327,190.62x = 161,903,980.53 × 65,116,261.65
  4. Step 4: Simplify right side
    117,327,190.62x = 10,542,581,958,367,986
  5. Step 5: Solve for x
    x = 10,542,581,958,367,986/117,327,190.62
  6. Step 6: Final answer
    x = 89,856,255.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.