Home / 194,820,627.42-268,777,631.91-111,193,399.62

Finding the Fourth Proportional to 194,820,627.42, 268,777,631.91 and 111,193,399.62

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Solution

The fourth proportional to 194,820,627.42, 268,777,631.91 and 111,193,399.62 is: 153,404,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,820,627.42 : 268,777,631.91 = 111,193,399.62 : x
  2. Step 2: Convert to fraction form
    194,820,627.42/268,777,631.91 = 111,193,399.62/x
  3. Step 3: Cross multiply
    194,820,627.42x = 268,777,631.91 × 111,193,399.62
  4. Step 4: Simplify right side
    194,820,627.42x = 29,886,298,633,885,900
  5. Step 5: Solve for x
    x = 29,886,298,633,885,900/194,820,627.42
  6. Step 6: Final answer
    x = 153,404,180.19

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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.