Home / 8,161,789,212,114.80-12,242,729,588,602-2,722,401,128,485.40

Finding the Fourth Proportional to 8,161,789,212,114.80, 12,242,729,588,602 and 2,722,401,128,485.40

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Solution

The fourth proportional to 8,161,789,212,114.80, 12,242,729,588,602 and 2,722,401,128,485.40 is: 4,083,616,959,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,789,212,114.80 : 12,242,729,588,602 = 2,722,401,128,485.40 : x
  2. Step 2: Convert to fraction form
    8,161,789,212,114.80/12,242,729,588,602 = 2,722,401,128,485.40/x
  3. Step 3: Cross multiply
    8,161,789,212,114.80x = 12,242,729,588,602 × 2,722,401,128,485.40
  4. Step 4: Simplify right side
    8,161,789,212,114.80x = 33,329,620,847,751,681,829,502,976
  5. Step 5: Solve for x
    x = 33,329,620,847,751,681,829,502,976/8,161,789,212,114.80
  6. Step 6: Final answer
    x = 4,083,616,959,658.73

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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.