Home / 215,476,372.22-323,259,951.96-69,898,566.56

Finding the Fourth Proportional to 215,476,372.22, 323,259,951.96 and 69,898,566.56

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Solution

The fourth proportional to 215,476,372.22, 323,259,951.96 and 69,898,566.56 is: 104,862,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,476,372.22 : 323,259,951.96 = 69,898,566.56 : x
  2. Step 2: Convert to fraction form
    215,476,372.22/323,259,951.96 = 69,898,566.56/x
  3. Step 3: Cross multiply
    215,476,372.22x = 323,259,951.96 × 69,898,566.56
  4. Step 4: Simplify right side
    215,476,372.22x = 22,595,407,266,642,164
  5. Step 5: Solve for x
    x = 22,595,407,266,642,164/215,476,372.22
  6. Step 6: Final answer
    x = 104,862,575.11

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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.