Home / 2,125,845,508.80-3,188,768,263.20-1,942,179,499.20

Finding the Fourth Proportional to 2,125,845,508.80, 3,188,768,263.20 and 1,942,179,499.20

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Solution

The fourth proportional to 2,125,845,508.80, 3,188,768,263.20 and 1,942,179,499.20 is: 2,913,269,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,845,508.80 : 3,188,768,263.20 = 1,942,179,499.20 : x
  2. Step 2: Convert to fraction form
    2,125,845,508.80/3,188,768,263.20 = 1,942,179,499.20/x
  3. Step 3: Cross multiply
    2,125,845,508.80x = 3,188,768,263.20 × 1,942,179,499.20
  4. Step 4: Simplify right side
    2,125,845,508.80x = 6,193,160,348,486,629,376
  5. Step 5: Solve for x
    x = 6,193,160,348,486,629,376/2,125,845,508.80
  6. Step 6: Final answer
    x = 2,913,269,248.80

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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.