Home / 112,123,524.69-154,707,354.41-64,429,564.37

Finding the Fourth Proportional to 112,123,524.69, 154,707,354.41 and 64,429,564.37

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Solution

The fourth proportional to 112,123,524.69, 154,707,354.41 and 64,429,564.37 is: 88,899,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,123,524.69 : 154,707,354.41 = 64,429,564.37 : x
  2. Step 2: Convert to fraction form
    112,123,524.69/154,707,354.41 = 64,429,564.37/x
  3. Step 3: Cross multiply
    112,123,524.69x = 154,707,354.41 × 64,429,564.37
  4. Step 4: Simplify right side
    112,123,524.69x = 9,967,727,448,375,814
  5. Step 5: Solve for x
    x = 9,967,727,448,375,814/112,123,524.69
  6. Step 6: Final answer
    x = 88,899,519.31

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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.