Home / 228,245,321,893.34-342,070,153,345.48-127,512,120,548.44

Finding the Fourth Proportional to 228,245,321,893.34, 342,070,153,345.48 and 127,512,120,548.44

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Solution

The fourth proportional to 228,245,321,893.34, 342,070,153,345.48 and 127,512,120,548.44 is: 191,101,794,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,245,321,893.34 : 342,070,153,345.48 = 127,512,120,548.44 : x
  2. Step 2: Convert to fraction form
    228,245,321,893.34/342,070,153,345.48 = 127,512,120,548.44/x
  3. Step 3: Cross multiply
    228,245,321,893.34x = 342,070,153,345.48 × 127,512,120,548.44
  4. Step 4: Simplify right side
    228,245,321,893.34x = 43,618,090,629,412,197,236,736
  5. Step 5: Solve for x
    x = 43,618,090,629,412,197,236,736/228,245,321,893.34
  6. Step 6: Final answer
    x = 191,101,794,628.65

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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.