Home / 117,801,658.40-162,561,043.42-67,529,836.10

Finding the Fourth Proportional to 117,801,658.40, 162,561,043.42 and 67,529,836.10

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Solution

The fourth proportional to 117,801,658.40, 162,561,043.42 and 67,529,836.10 is: 93,188,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,801,658.40 : 162,561,043.42 = 67,529,836.10 : x
  2. Step 2: Convert to fraction form
    117,801,658.40/162,561,043.42 = 67,529,836.10/x
  3. Step 3: Cross multiply
    117,801,658.40x = 162,561,043.42 × 67,529,836.10
  4. Step 4: Simplify right side
    117,801,658.40x = 10,977,720,618,635,162
  5. Step 5: Solve for x
    x = 10,977,720,618,635,162/117,801,658.40
  6. Step 6: Final answer
    x = 93,188,167.03

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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.