Home / 2,856,874,349.28-4,276,986,797.52-2,123,192,886.24

Finding the Fourth Proportional to 2,856,874,349.28, 4,276,986,797.52 and 2,123,192,886.24

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Solution

The fourth proportional to 2,856,874,349.28, 4,276,986,797.52 and 2,123,192,886.24 is: 3,178,602,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,874,349.28 : 4,276,986,797.52 = 2,123,192,886.24 : x
  2. Step 2: Convert to fraction form
    2,856,874,349.28/4,276,986,797.52 = 2,123,192,886.24/x
  3. Step 3: Cross multiply
    2,856,874,349.28x = 4,276,986,797.52 × 2,123,192,886.24
  4. Step 4: Simplify right side
    2,856,874,349.28x = 9,080,867,943,036,863,488
  5. Step 5: Solve for x
    x = 9,080,867,943,036,863,488/2,856,874,349.28
  6. Step 6: Final answer
    x = 3,178,602,497.98

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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.