Home / 2,124,667,611.30-3,187,001,416.95-744,302,757.90

Finding the Fourth Proportional to 2,124,667,611.30, 3,187,001,416.95 and 744,302,757.90

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Solution

The fourth proportional to 2,124,667,611.30, 3,187,001,416.95 and 744,302,757.90 is: 1,116,454,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,667,611.30 : 3,187,001,416.95 = 744,302,757.90 : x
  2. Step 2: Convert to fraction form
    2,124,667,611.30/3,187,001,416.95 = 744,302,757.90/x
  3. Step 3: Cross multiply
    2,124,667,611.30x = 3,187,001,416.95 × 744,302,757.90
  4. Step 4: Simplify right side
    2,124,667,611.30x = 2,372,093,944,067,092,480
  5. Step 5: Solve for x
    x = 2,372,093,944,067,092,480/2,124,667,611.30
  6. Step 6: Final answer
    x = 1,116,454,136.85

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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.