Home / 42,215,940,793.41-63,334,629,644.30-19,542,640,953.03

Finding the Fourth Proportional to 42,215,940,793.41, 63,334,629,644.30 and 19,542,640,953.03

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Solution

The fourth proportional to 42,215,940,793.41, 63,334,629,644.30 and 19,542,640,953.03 is: 29,318,923,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,215,940,793.41 : 63,334,629,644.30 = 19,542,640,953.03 : x
  2. Step 2: Convert to fraction form
    42,215,940,793.41/63,334,629,644.30 = 19,542,640,953.03/x
  3. Step 3: Cross multiply
    42,215,940,793.41x = 63,334,629,644.30 × 19,542,640,953.03
  4. Step 4: Simplify right side
    42,215,940,793.41x = 1,237,725,927,031,587,209,216
  5. Step 5: Solve for x
    x = 1,237,725,927,031,587,209,216/42,215,940,793.41
  6. Step 6: Final answer
    x = 29,318,923,225.91

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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.