Home / 131,620,268.80-197,347,459.20-54,996,601.60

Finding the Fourth Proportional to 131,620,268.80, 197,347,459.20 and 54,996,601.60

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Solution

The fourth proportional to 131,620,268.80, 197,347,459.20 and 54,996,601.60 is: 82,460,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,620,268.80 : 197,347,459.20 = 54,996,601.60 : x
  2. Step 2: Convert to fraction form
    131,620,268.80/197,347,459.20 = 54,996,601.60/x
  3. Step 3: Cross multiply
    131,620,268.80x = 197,347,459.20 × 54,996,601.60
  4. Step 4: Simplify right side
    131,620,268.80x = 10,853,439,590,394,654
  5. Step 5: Solve for x
    x = 10,853,439,590,394,654/131,620,268.80
  6. Step 6: Final answer
    x = 82,460,244.83

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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.