Home / 89,164,863.89-133,618,212.26-61,470,353.91

Finding the Fourth Proportional to 89,164,863.89, 133,618,212.26 and 61,470,353.91

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Solution

The fourth proportional to 89,164,863.89, 133,618,212.26 and 61,470,353.91 is: 92,116,540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,164,863.89 : 133,618,212.26 = 61,470,353.91 : x
  2. Step 2: Convert to fraction form
    89,164,863.89/133,618,212.26 = 61,470,353.91/x
  3. Step 3: Cross multiply
    89,164,863.89x = 133,618,212.26 × 61,470,353.91
  4. Step 4: Simplify right side
    89,164,863.89x = 8,213,558,796,116,329
  5. Step 5: Solve for x
    x = 8,213,558,796,116,329/89,164,863.89
  6. Step 6: Final answer
    x = 92,116,540.51

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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.