Home / 955,448,599,383.80-1,318,519,016,717.60-515,985,941,323.75

Finding the Fourth Proportional to 955,448,599,383.80, 1,318,519,016,717.60 and 515,985,941,323.75

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Solution

The fourth proportional to 955,448,599,383.80, 1,318,519,016,717.60 and 515,985,941,323.75 is: 712,060,571,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,448,599,383.80 : 1,318,519,016,717.60 = 515,985,941,323.75 : x
  2. Step 2: Convert to fraction form
    955,448,599,383.80/1,318,519,016,717.60 = 515,985,941,323.75/x
  3. Step 3: Cross multiply
    955,448,599,383.80x = 1,318,519,016,717.60 × 515,985,941,323.75
  4. Step 4: Simplify right side
    955,448,599,383.80x = 680,337,275,994,296,121,556,992
  5. Step 5: Solve for x
    x = 680,337,275,994,296,121,556,992/955,448,599,383.80
  6. Step 6: Final answer
    x = 712,060,571,791.17

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Double scale
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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.