Home / 351,007,675,619.80-526,345,539,287.74-135,976,932,540.76

Finding the Fourth Proportional to 351,007,675,619.80, 526,345,539,287.74 and 135,976,932,540.76

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Solution

The fourth proportional to 351,007,675,619.80, 526,345,539,287.74 and 135,976,932,540.76 is: 203,901,102,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,007,675,619.80 : 526,345,539,287.74 = 135,976,932,540.76 : x
  2. Step 2: Convert to fraction form
    351,007,675,619.80/526,345,539,287.74 = 135,976,932,540.76/x
  3. Step 3: Cross multiply
    351,007,675,619.80x = 526,345,539,287.74 × 135,976,932,540.76
  4. Step 4: Simplify right side
    351,007,675,619.80x = 71,570,851,888,858,960,756,736
  5. Step 5: Solve for x
    x = 71,570,851,888,858,960,756,736/351,007,675,619.80
  6. Step 6: Final answer
    x = 203,901,102,055.62

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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.