Home / 227,151,163.80-340,726,745.70-172,731,605.40

Finding the Fourth Proportional to 227,151,163.80, 340,726,745.70 and 172,731,605.40

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Solution

The fourth proportional to 227,151,163.80, 340,726,745.70 and 172,731,605.40 is: 259,097,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,151,163.80 : 340,726,745.70 = 172,731,605.40 : x
  2. Step 2: Convert to fraction form
    227,151,163.80/340,726,745.70 = 172,731,605.40/x
  3. Step 3: Cross multiply
    227,151,163.80x = 340,726,745.70 × 172,731,605.40
  4. Step 4: Simplify right side
    227,151,163.80x = 58,854,277,787,478,544
  5. Step 5: Solve for x
    x = 58,854,277,787,478,544/227,151,163.80
  6. Step 6: Final answer
    x = 259,097,408.10

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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.