Home / 221,760,654.12-332,406,409.67-83,526,451.60

Finding the Fourth Proportional to 221,760,654.12, 332,406,409.67 and 83,526,451.60

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Solution

The fourth proportional to 221,760,654.12, 332,406,409.67 and 83,526,451.60 is: 125,201,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,760,654.12 : 332,406,409.67 = 83,526,451.60 : x
  2. Step 2: Convert to fraction form
    221,760,654.12/332,406,409.67 = 83,526,451.60/x
  3. Step 3: Cross multiply
    221,760,654.12x = 332,406,409.67 × 83,526,451.60
  4. Step 4: Simplify right side
    221,760,654.12x = 27,764,727,888,831,028
  5. Step 5: Solve for x
    x = 27,764,727,888,831,028/221,760,654.12
  6. Step 6: Final answer
    x = 125,201,325.72

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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.