Home / 89,665,996.58-123,739,299.60-51,996,462.02

Finding the Fourth Proportional to 89,665,996.58, 123,739,299.60 and 51,996,462.02

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Solution

The fourth proportional to 89,665,996.58, 123,739,299.60 and 51,996,462.02 is: 71,755,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,665,996.58 : 123,739,299.60 = 51,996,462.02 : x
  2. Step 2: Convert to fraction form
    89,665,996.58/123,739,299.60 = 51,996,462.02/x
  3. Step 3: Cross multiply
    89,665,996.58x = 123,739,299.60 × 51,996,462.02
  4. Step 4: Simplify right side
    89,665,996.58x = 6,434,005,792,032,801
  5. Step 5: Solve for x
    x = 6,434,005,792,032,801/89,665,996.58
  6. Step 6: Final answer
    x = 71,755,247.67

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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.