Home / 215,485,369.00-323,228,057.82-51,723,125.61

Finding the Fourth Proportional to 215,485,369.00, 323,228,057.82 and 51,723,125.61

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Solution

The fourth proportional to 215,485,369.00, 323,228,057.82 and 51,723,125.61 is: 77,584,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,485,369.00 : 323,228,057.82 = 51,723,125.61 : x
  2. Step 2: Convert to fraction form
    215,485,369.00/323,228,057.82 = 51,723,125.61/x
  3. Step 3: Cross multiply
    215,485,369.00x = 323,228,057.82 × 51,723,125.61
  4. Step 4: Simplify right side
    215,485,369.00x = 16,718,365,433,894,138
  5. Step 5: Solve for x
    x = 16,718,365,433,894,138/215,485,369.00
  6. Step 6: Final answer
    x = 77,584,689.45

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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.