Home / 2,677,204,185.30-3,690,647,985.42-1,870,928,451.66

Finding the Fourth Proportional to 2,677,204,185.30, 3,690,647,985.42 and 1,870,928,451.66

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Solution

The fourth proportional to 2,677,204,185.30, 3,690,647,985.42 and 1,870,928,451.66 is: 2,579,160,139.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677,204,185.30 : 3,690,647,985.42 = 1,870,928,451.66 : x
  2. Step 2: Convert to fraction form
    2,677,204,185.30/3,690,647,985.42 = 1,870,928,451.66/x
  3. Step 3: Cross multiply
    2,677,204,185.30x = 3,690,647,985.42 × 1,870,928,451.66
  4. Step 4: Simplify right side
    2,677,204,185.30x = 6,904,938,320,983,939,072
  5. Step 5: Solve for x
    x = 6,904,938,320,983,939,072/2,677,204,185.30
  6. Step 6: Final answer
    x = 2,579,160,139.86

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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.