Home / 226,122,428.80-339,183,643.20-80,720,171.20

Finding the Fourth Proportional to 226,122,428.80, 339,183,643.20 and 80,720,171.20

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Solution

The fourth proportional to 226,122,428.80, 339,183,643.20 and 80,720,171.20 is: 121,080,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,122,428.80 : 339,183,643.20 = 80,720,171.20 : x
  2. Step 2: Convert to fraction form
    226,122,428.80/339,183,643.20 = 80,720,171.20/x
  3. Step 3: Cross multiply
    226,122,428.80x = 339,183,643.20 × 80,720,171.20
  4. Step 4: Simplify right side
    226,122,428.80x = 27,378,961,747,343,716
  5. Step 5: Solve for x
    x = 27,378,961,747,343,716/226,122,428.80
  6. Step 6: Final answer
    x = 121,080,256.80

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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.