Home / 4,190,929,218.90-6,285,321,556.83-1,242,519,395.22

Finding the Fourth Proportional to 4,190,929,218.90, 6,285,321,556.83 and 1,242,519,395.22

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Solution

The fourth proportional to 4,190,929,218.90, 6,285,321,556.83 and 1,242,519,395.22 is: 1,863,461,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,929,218.90 : 6,285,321,556.83 = 1,242,519,395.22 : x
  2. Step 2: Convert to fraction form
    4,190,929,218.90/6,285,321,556.83 = 1,242,519,395.22/x
  3. Step 3: Cross multiply
    4,190,929,218.90x = 6,285,321,556.83 × 1,242,519,395.22
  4. Step 4: Simplify right side
    4,190,929,218.90x = 7,809,633,939,555,640,320
  5. Step 5: Solve for x
    x = 7,809,633,939,555,640,320/4,190,929,218.90
  6. Step 6: Final answer
    x = 1,863,461,187.64

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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.