Home / 77,200,834.42-106,538,375.27-41,918,619.52

Finding the Fourth Proportional to 77,200,834.42, 106,538,375.27 and 41,918,619.52

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Solution

The fourth proportional to 77,200,834.42, 106,538,375.27 and 41,918,619.52 is: 57,848,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,200,834.42 : 106,538,375.27 = 41,918,619.52 : x
  2. Step 2: Convert to fraction form
    77,200,834.42/106,538,375.27 = 41,918,619.52/x
  3. Step 3: Cross multiply
    77,200,834.42x = 106,538,375.27 × 41,918,619.52
  4. Step 4: Simplify right side
    77,200,834.42x = 4,465,941,616,479,822.50
  5. Step 5: Solve for x
    x = 4,465,941,616,479,822.50/77,200,834.42
  6. Step 6: Final answer
    x = 57,848,359.42

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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.