Home / 42,215,940,786.83-63,334,629,634.43-19,542,640,946.45

Finding the Fourth Proportional to 42,215,940,786.83, 63,334,629,634.43 and 19,542,640,946.45

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Solution

The fourth proportional to 42,215,940,786.83, 63,334,629,634.43 and 19,542,640,946.45 is: 29,318,923,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,215,940,786.83 : 63,334,629,634.43 = 19,542,640,946.45 : x
  2. Step 2: Convert to fraction form
    42,215,940,786.83/63,334,629,634.43 = 19,542,640,946.45/x
  3. Step 3: Cross multiply
    42,215,940,786.83x = 63,334,629,634.43 × 19,542,640,946.45
  4. Step 4: Simplify right side
    42,215,940,786.83x = 1,237,725,926,421,799,108,608
  5. Step 5: Solve for x
    x = 1,237,725,926,421,799,108,608/42,215,940,786.83
  6. Step 6: Final answer
    x = 29,318,923,216.04

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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.