Home / 144,125,676.09-198,907,659.59-82,255,271.13

Finding the Fourth Proportional to 144,125,676.09, 198,907,659.59 and 82,255,271.13

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Solution

The fourth proportional to 144,125,676.09, 198,907,659.59 and 82,255,271.13 is: 113,520,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,125,676.09 : 198,907,659.59 = 82,255,271.13 : x
  2. Step 2: Convert to fraction form
    144,125,676.09/198,907,659.59 = 82,255,271.13/x
  3. Step 3: Cross multiply
    144,125,676.09x = 198,907,659.59 × 82,255,271.13
  4. Step 4: Simplify right side
    144,125,676.09x = 16,361,203,468,997,918
  5. Step 5: Solve for x
    x = 16,361,203,468,997,918/144,125,676.09
  6. Step 6: Final answer
    x = 113,520,393.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.