Home / 90,554,330.88-135,831,538.44-29,143,481.04

Finding the Fourth Proportional to 90,554,330.88, 135,831,538.44 and 29,143,481.04

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Solution

The fourth proportional to 90,554,330.88, 135,831,538.44 and 29,143,481.04 is: 43,715,235.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,554,330.88 : 135,831,538.44 = 29,143,481.04 : x
  2. Step 2: Convert to fraction form
    90,554,330.88/135,831,538.44 = 29,143,481.04/x
  3. Step 3: Cross multiply
    90,554,330.88x = 135,831,538.44 × 29,143,481.04
  4. Step 4: Simplify right side
    90,554,330.88x = 3,958,603,865,160,171
  5. Step 5: Solve for x
    x = 3,958,603,865,160,171/90,554,330.88
  6. Step 6: Final answer
    x = 43,715,235.12

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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.