Home / 193,339,579.20-290,167,999.20-191,827,924.80

Finding the Fourth Proportional to 193,339,579.20, 290,167,999.20 and 191,827,924.80

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Solution

The fourth proportional to 193,339,579.20, 290,167,999.20 and 191,827,924.80 is: 287,899,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,339,579.20 : 290,167,999.20 = 191,827,924.80 : x
  2. Step 2: Convert to fraction form
    193,339,579.20/290,167,999.20 = 191,827,924.80/x
  3. Step 3: Cross multiply
    193,339,579.20x = 290,167,999.20 × 191,827,924.80
  4. Step 4: Simplify right side
    193,339,579.20x = 55,662,325,129,904,064
  5. Step 5: Solve for x
    x = 55,662,325,129,904,064/193,339,579.20
  6. Step 6: Final answer
    x = 287,899,277.32

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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.