Home / 409,272,828.22-613,914,162.17-114,149,984.56

Finding the Fourth Proportional to 409,272,828.22, 613,914,162.17 and 114,149,984.56

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Solution

The fourth proportional to 409,272,828.22, 613,914,162.17 and 114,149,984.56 is: 171,226,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,272,828.22 : 613,914,162.17 = 114,149,984.56 : x
  2. Step 2: Convert to fraction form
    409,272,828.22/613,914,162.17 = 114,149,984.56/x
  3. Step 3: Cross multiply
    409,272,828.22x = 613,914,162.17 × 114,149,984.56
  4. Step 4: Simplify right side
    409,272,828.22x = 70,078,292,129,801,264
  5. Step 5: Solve for x
    x = 70,078,292,129,801,264/409,272,828.22
  6. Step 6: Final answer
    x = 171,226,349.02

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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.