Home / 6,380,713,382.60-9,572,493,007.11-1,959,578,976.80

Finding the Fourth Proportional to 6,380,713,382.60, 9,572,493,007.11 and 1,959,578,976.80

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Solution

The fourth proportional to 6,380,713,382.60, 9,572,493,007.11 and 1,959,578,976.80 is: 2,939,805,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380,713,382.60 : 9,572,493,007.11 = 1,959,578,976.80 : x
  2. Step 2: Convert to fraction form
    6,380,713,382.60/9,572,493,007.11 = 1,959,578,976.80/x
  3. Step 3: Cross multiply
    6,380,713,382.60x = 9,572,493,007.11 × 1,959,578,976.80
  4. Step 4: Simplify right side
    6,380,713,382.60x = 18,758,056,052,297,768,960
  5. Step 5: Solve for x
    x = 18,758,056,052,297,768,960/6,380,713,382.60
  6. Step 6: Final answer
    x = 2,939,805,461.79

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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.