Home / 4,138,569,324.40-6,207,795,525.92-1,926,541,821.28

Finding the Fourth Proportional to 4,138,569,324.40, 6,207,795,525.92 and 1,926,541,821.28

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Solution

The fourth proportional to 4,138,569,324.40, 6,207,795,525.92 and 1,926,541,821.28 is: 2,889,785,517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,569,324.40 : 6,207,795,525.92 = 1,926,541,821.28 : x
  2. Step 2: Convert to fraction form
    4,138,569,324.40/6,207,795,525.92 = 1,926,541,821.28/x
  3. Step 3: Cross multiply
    4,138,569,324.40x = 6,207,795,525.92 × 1,926,541,821.28
  4. Step 4: Simplify right side
    4,138,569,324.40x = 11,959,577,698,639,753,216
  5. Step 5: Solve for x
    x = 11,959,577,698,639,753,216/4,138,569,324.40
  6. Step 6: Final answer
    x = 2,889,785,517.94

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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.