Home / 215,234,056,749.80-322,851,085,124.70-148,287,796,250.60

Finding the Fourth Proportional to 215,234,056,749.80, 322,851,085,124.70 and 148,287,796,250.60

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Solution

The fourth proportional to 215,234,056,749.80, 322,851,085,124.70 and 148,287,796,250.60 is: 222,431,694,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,234,056,749.80 : 322,851,085,124.70 = 148,287,796,250.60 : x
  2. Step 2: Convert to fraction form
    215,234,056,749.80/322,851,085,124.70 = 148,287,796,250.60/x
  3. Step 3: Cross multiply
    215,234,056,749.80x = 322,851,085,124.70 × 148,287,796,250.60
  4. Step 4: Simplify right side
    215,234,056,749.80x = 47,874,875,930,256,634,544,128
  5. Step 5: Solve for x
    x = 47,874,875,930,256,634,544,128/215,234,056,749.80
  6. Step 6: Final answer
    x = 222,431,694,375.90

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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.