Home / 1,986,057,818.40-2,740,726,305-1,094,067,983.64

Finding the Fourth Proportional to 1,986,057,818.40, 2,740,726,305 and 1,094,067,983.64

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Solution

The fourth proportional to 1,986,057,818.40, 2,740,726,305 and 1,094,067,983.64 is: 1,509,795,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,057,818.40 : 2,740,726,305 = 1,094,067,983.64 : x
  2. Step 2: Convert to fraction form
    1,986,057,818.40/2,740,726,305 = 1,094,067,983.64/x
  3. Step 3: Cross multiply
    1,986,057,818.40x = 2,740,726,305 × 1,094,067,983.64
  4. Step 4: Simplify right side
    1,986,057,818.40x = 2,998,540,902,220,457,984
  5. Step 5: Solve for x
    x = 2,998,540,902,220,457,984/1,986,057,818.40
  6. Step 6: Final answer
    x = 1,509,795,371.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.