Home / 42,215,940,775.01-63,334,629,616.72-19,542,640,934.63

Finding the Fourth Proportional to 42,215,940,775.01, 63,334,629,616.72 and 19,542,640,934.63

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Solution

The fourth proportional to 42,215,940,775.01, 63,334,629,616.72 and 19,542,640,934.63 is: 29,318,923,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,215,940,775.01 : 63,334,629,616.72 = 19,542,640,934.63 : x
  2. Step 2: Convert to fraction form
    42,215,940,775.01/63,334,629,616.72 = 19,542,640,934.63/x
  3. Step 3: Cross multiply
    42,215,940,775.01x = 63,334,629,616.72 × 19,542,640,934.63
  4. Step 4: Simplify right side
    42,215,940,775.01x = 1,237,725,925,327,370,715,136
  5. Step 5: Solve for x
    x = 1,237,725,925,327,370,715,136/42,215,940,775.01
  6. Step 6: Final answer
    x = 29,318,923,198.32

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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.