Home / 165,839,791.80-248,759,687.70-146,707,915.80

Finding the Fourth Proportional to 165,839,791.80, 248,759,687.70 and 146,707,915.80

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Solution

The fourth proportional to 165,839,791.80, 248,759,687.70 and 146,707,915.80 is: 220,061,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,839,791.80 : 248,759,687.70 = 146,707,915.80 : x
  2. Step 2: Convert to fraction form
    165,839,791.80/248,759,687.70 = 146,707,915.80/x
  3. Step 3: Cross multiply
    165,839,791.80x = 248,759,687.70 × 146,707,915.80
  4. Step 4: Simplify right side
    165,839,791.80x = 36,495,015,317,525,896
  5. Step 5: Solve for x
    x = 36,495,015,317,525,896/165,839,791.80
  6. Step 6: Final answer
    x = 220,061,873.70

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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.