Home / 2,017,815,619.80-3,026,723,429.70-1,187,917,354.20

Finding the Fourth Proportional to 2,017,815,619.80, 3,026,723,429.70 and 1,187,917,354.20

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Solution

The fourth proportional to 2,017,815,619.80, 3,026,723,429.70 and 1,187,917,354.20 is: 1,781,876,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,815,619.80 : 3,026,723,429.70 = 1,187,917,354.20 : x
  2. Step 2: Convert to fraction form
    2,017,815,619.80/3,026,723,429.70 = 1,187,917,354.20/x
  3. Step 3: Cross multiply
    2,017,815,619.80x = 3,026,723,429.70 × 1,187,917,354.20
  4. Step 4: Simplify right side
    2,017,815,619.80x = 3,595,497,288,504,373,760
  5. Step 5: Solve for x
    x = 3,595,497,288,504,373,760/2,017,815,619.80
  6. Step 6: Final answer
    x = 1,781,876,031.30

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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.