Home / 135,431,999.40-203,147,999.10-97,451,682.60

Finding the Fourth Proportional to 135,431,999.40, 203,147,999.10 and 97,451,682.60

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Solution

The fourth proportional to 135,431,999.40, 203,147,999.10 and 97,451,682.60 is: 146,177,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,431,999.40 : 203,147,999.10 = 97,451,682.60 : x
  2. Step 2: Convert to fraction form
    135,431,999.40/203,147,999.10 = 97,451,682.60/x
  3. Step 3: Cross multiply
    135,431,999.40x = 203,147,999.10 × 97,451,682.60
  4. Step 4: Simplify right side
    135,431,999.40x = 19,797,114,329,118,284
  5. Step 5: Solve for x
    x = 19,797,114,329,118,284/135,431,999.40
  6. Step 6: Final answer
    x = 146,177,523.90

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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.