Home / 215,476,342.37-323,259,907.22-69,898,536.71

Finding the Fourth Proportional to 215,476,342.37, 323,259,907.22 and 69,898,536.71

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Solution

The fourth proportional to 215,476,342.37, 323,259,907.22 and 69,898,536.71 is: 104,862,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,476,342.37 : 323,259,907.22 = 69,898,536.71 : x
  2. Step 2: Convert to fraction form
    215,476,342.37/323,259,907.22 = 69,898,536.71/x
  3. Step 3: Cross multiply
    215,476,342.37x = 323,259,907.22 × 69,898,536.71
  4. Step 4: Simplify right side
    215,476,342.37x = 22,595,394,491,196,916
  5. Step 5: Solve for x
    x = 22,595,394,491,196,916/215,476,342.37
  6. Step 6: Final answer
    x = 104,862,530.35

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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.