Home / 1,821,552,253,380-2,732,635,564,010-612,515,261,250.72

Finding the Fourth Proportional to 1,821,552,253,380, 2,732,635,564,010 and 612,515,261,250.72

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Solution

The fourth proportional to 1,821,552,253,380, 2,732,635,564,010 and 612,515,261,250.72 is: 918,876,185,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,552,253,380 : 2,732,635,564,010 = 612,515,261,250.72 : x
  2. Step 2: Convert to fraction form
    1,821,552,253,380/2,732,635,564,010 = 612,515,261,250.72/x
  3. Step 3: Cross multiply
    1,821,552,253,380x = 2,732,635,564,010 × 612,515,261,250.72
  4. Step 4: Simplify right side
    1,821,552,253,380x = 1,673,780,986,392,593,618,173,952
  5. Step 5: Solve for x
    x = 1,673,780,986,392,593,618,173,952/1,821,552,253,380
  6. Step 6: Final answer
    x = 918,876,185,564.70

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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.