Home / 725,130,283,820.22-1,000,682,902,702.60-395,540,504,552.10

Finding the Fourth Proportional to 725,130,283,820.22, 1,000,682,902,702.60 and 395,540,504,552.10

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Solution

The fourth proportional to 725,130,283,820.22, 1,000,682,902,702.60 and 395,540,504,552.10 is: 545,847,593,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,130,283,820.22 : 1,000,682,902,702.60 = 395,540,504,552.10 : x
  2. Step 2: Convert to fraction form
    725,130,283,820.22/1,000,682,902,702.60 = 395,540,504,552.10/x
  3. Step 3: Cross multiply
    725,130,283,820.22x = 1,000,682,902,702.60 × 395,540,504,552.10
  4. Step 4: Simplify right side
    725,130,283,820.22x = 395,810,620,231,646,376,361,984
  5. Step 5: Solve for x
    x = 395,810,620,231,646,376,361,984/725,130,283,820.22
  6. Step 6: Final answer
    x = 545,847,593,271.64

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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.