Home / 128,422,202,056.44-192,658,110,439.50-48,827,563,078.92

Finding the Fourth Proportional to 128,422,202,056.44, 192,658,110,439.50 and 48,827,563,078.92

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Solution

The fourth proportional to 128,422,202,056.44, 192,658,110,439.50 and 48,827,563,078.92 is: 73,250,776,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,422,202,056.44 : 192,658,110,439.50 = 48,827,563,078.92 : x
  2. Step 2: Convert to fraction form
    128,422,202,056.44/192,658,110,439.50 = 48,827,563,078.92/x
  3. Step 3: Cross multiply
    128,422,202,056.44x = 192,658,110,439.50 × 48,827,563,078.92
  4. Step 4: Simplify right side
    128,422,202,056.44x = 9,407,026,040,150,222,176,256
  5. Step 5: Solve for x
    x = 9,407,026,040,150,222,176,256/128,422,202,056.44
  6. Step 6: Final answer
    x = 73,250,776,653.21

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1.5x scale

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.