Home / 725,130,283,824.72-1,000,682,902,708.80-395,540,504,556.60

Finding the Fourth Proportional to 725,130,283,824.72, 1,000,682,902,708.80 and 395,540,504,556.60

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Solution

The fourth proportional to 725,130,283,824.72, 1,000,682,902,708.80 and 395,540,504,556.60 is: 545,847,593,277.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,130,283,824.72 : 1,000,682,902,708.80 = 395,540,504,556.60 : x
  2. Step 2: Convert to fraction form
    725,130,283,824.72/1,000,682,902,708.80 = 395,540,504,556.60/x
  3. Step 3: Cross multiply
    725,130,283,824.72x = 1,000,682,902,708.80 × 395,540,504,556.60
  4. Step 4: Simplify right side
    725,130,283,824.72x = 395,810,620,238,601,807,462,400
  5. Step 5: Solve for x
    x = 395,810,620,238,601,807,462,400/725,130,283,824.72
  6. Step 6: Final answer
    x = 545,847,593,277.84

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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.