Home / 365,590,616.52-504,515,050.85-208,961,086.53

Finding the Fourth Proportional to 365,590,616.52, 504,515,050.85 and 208,961,086.53

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Solution

The fourth proportional to 365,590,616.52, 504,515,050.85 and 208,961,086.53 is: 288,366,299.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,590,616.52 : 504,515,050.85 = 208,961,086.53 : x
  2. Step 2: Convert to fraction form
    365,590,616.52/504,515,050.85 = 208,961,086.53/x
  3. Step 3: Cross multiply
    365,590,616.52x = 504,515,050.85 × 208,961,086.53
  4. Step 4: Simplify right side
    365,590,616.52x = 105,424,013,195,309,408
  5. Step 5: Solve for x
    x = 105,424,013,195,309,408/365,590,616.52
  6. Step 6: Final answer
    x = 288,366,299.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.