Home / 6,389,741,011.91-9,585,641,433.67-1,968,158,382.64

Finding the Fourth Proportional to 6,389,741,011.91, 9,585,641,433.67 and 1,968,158,382.64

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Solution

The fourth proportional to 6,389,741,011.91, 9,585,641,433.67 and 1,968,158,382.64 is: 2,952,554,807.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,741,011.91 : 9,585,641,433.67 = 1,968,158,382.64 : x
  2. Step 2: Convert to fraction form
    6,389,741,011.91/9,585,641,433.67 = 1,968,158,382.64/x
  3. Step 3: Cross multiply
    6,389,741,011.91x = 9,585,641,433.67 × 1,968,158,382.64
  4. Step 4: Simplify right side
    6,389,741,011.91x = 18,866,060,540,630,032,384
  5. Step 5: Solve for x
    x = 18,866,060,540,630,032,384/6,389,741,011.91
  6. Step 6: Final answer
    x = 2,952,554,807.07

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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.