Home / 129,085,192,213.20-193,368,475,120.68-64,277,635,320

Finding the Fourth Proportional to 129,085,192,213.20, 193,368,475,120.68 and 64,277,635,320

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Solution

The fourth proportional to 129,085,192,213.20, 193,368,475,120.68 and 64,277,635,320 is: 96,287,328,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,085,192,213.20 : 193,368,475,120.68 = 64,277,635,320 : x
  2. Step 2: Convert to fraction form
    129,085,192,213.20/193,368,475,120.68 = 64,277,635,320/x
  3. Step 3: Cross multiply
    129,085,192,213.20x = 193,368,475,120.68 × 64,277,635,320
  4. Step 4: Simplify right side
    129,085,192,213.20x = 12,429,268,326,191,560,916,992
  5. Step 5: Solve for x
    x = 12,429,268,326,191,560,916,992/129,085,192,213.20
  6. Step 6: Final answer
    x = 96,287,328,647.76

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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.