Home / 135,933,665.40-203,900,498.10-97,953,348.60

Finding the Fourth Proportional to 135,933,665.40, 203,900,498.10 and 97,953,348.60

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Solution

The fourth proportional to 135,933,665.40, 203,900,498.10 and 97,953,348.60 is: 146,930,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,933,665.40 : 203,900,498.10 = 97,953,348.60 : x
  2. Step 2: Convert to fraction form
    135,933,665.40/203,900,498.10 = 97,953,348.60/x
  3. Step 3: Cross multiply
    135,933,665.40x = 203,900,498.10 × 97,953,348.60
  4. Step 4: Simplify right side
    135,933,665.40x = 19,972,736,570,102,936
  5. Step 5: Solve for x
    x = 19,972,736,570,102,936/135,933,665.40
  6. Step 6: Final answer
    x = 146,930,022.90

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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.