Home / 215,669,340.40-323,504,010.60-177,374,095.60

Finding the Fourth Proportional to 215,669,340.40, 323,504,010.60 and 177,374,095.60

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Solution

The fourth proportional to 215,669,340.40, 323,504,010.60 and 177,374,095.60 is: 266,061,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,669,340.40 : 323,504,010.60 = 177,374,095.60 : x
  2. Step 2: Convert to fraction form
    215,669,340.40/323,504,010.60 = 177,374,095.60/x
  3. Step 3: Cross multiply
    215,669,340.40x = 323,504,010.60 × 177,374,095.60
  4. Step 4: Simplify right side
    215,669,340.40x = 57,381,231,303,147,816
  5. Step 5: Solve for x
    x = 57,381,231,303,147,816/215,669,340.40
  6. Step 6: Final answer
    x = 266,061,143.40

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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.