Home / 8,161,789,211,955.80-12,242,729,588,366-2,722,401,128,327.40

Finding the Fourth Proportional to 8,161,789,211,955.80, 12,242,729,588,366 and 2,722,401,128,327.40

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Solution

The fourth proportional to 8,161,789,211,955.80, 12,242,729,588,366 and 2,722,401,128,327.40 is: 4,083,616,959,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,789,211,955.80 : 12,242,729,588,366 = 2,722,401,128,327.40 : x
  2. Step 2: Convert to fraction form
    8,161,789,211,955.80/12,242,729,588,366 = 2,722,401,128,327.40/x
  3. Step 3: Cross multiply
    8,161,789,211,955.80x = 12,242,729,588,366 × 2,722,401,128,327.40
  4. Step 4: Simplify right side
    8,161,789,211,955.80x = 33,329,620,845,174,843,185,823,744
  5. Step 5: Solve for x
    x = 33,329,620,845,174,843,185,823,744/8,161,789,211,955.80
  6. Step 6: Final answer
    x = 4,083,616,959,422.57

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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.