Home / 363,839,260.40-545,758,890.60-133,760,736.80

Finding the Fourth Proportional to 363,839,260.40, 545,758,890.60 and 133,760,736.80

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Solution

The fourth proportional to 363,839,260.40, 545,758,890.60 and 133,760,736.80 is: 200,641,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,839,260.40 : 545,758,890.60 = 133,760,736.80 : x
  2. Step 2: Convert to fraction form
    363,839,260.40/545,758,890.60 = 133,760,736.80/x
  3. Step 3: Cross multiply
    363,839,260.40x = 545,758,890.60 × 133,760,736.80
  4. Step 4: Simplify right side
    363,839,260.40x = 73,001,111,321,806,592
  5. Step 5: Solve for x
    x = 73,001,111,321,806,592/363,839,260.40
  6. Step 6: Final answer
    x = 200,641,105.20

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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.