Home / 2,017,815,612.80-3,026,723,419.20-1,187,917,347.20

Finding the Fourth Proportional to 2,017,815,612.80, 3,026,723,419.20 and 1,187,917,347.20

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Solution

The fourth proportional to 2,017,815,612.80, 3,026,723,419.20 and 1,187,917,347.20 is: 1,781,876,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,815,612.80 : 3,026,723,419.20 = 1,187,917,347.20 : x
  2. Step 2: Convert to fraction form
    2,017,815,612.80/3,026,723,419.20 = 1,187,917,347.20/x
  3. Step 3: Cross multiply
    2,017,815,612.80x = 3,026,723,419.20 × 1,187,917,347.20
  4. Step 4: Simplify right side
    2,017,815,612.80x = 3,595,497,254,844,177,408
  5. Step 5: Solve for x
    x = 3,595,497,254,844,177,408/2,017,815,612.80
  6. Step 6: Final answer
    x = 1,781,876,020.80

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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.