Home / 797,873,090.88-1,196,686,928.30-266,093,851.28

Finding the Fourth Proportional to 797,873,090.88, 1,196,686,928.30 and 266,093,851.28

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Solution

The fourth proportional to 797,873,090.88, 1,196,686,928.30 and 266,093,851.28 is: 399,099,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,873,090.88 : 1,196,686,928.30 = 266,093,851.28 : x
  2. Step 2: Convert to fraction form
    797,873,090.88/1,196,686,928.30 = 266,093,851.28/x
  3. Step 3: Cross multiply
    797,873,090.88x = 1,196,686,928.30 × 266,093,851.28
  4. Step 4: Simplify right side
    797,873,090.88x = 318,431,033,525,938,496
  5. Step 5: Solve for x
    x = 318,431,033,525,938,496/797,873,090.88
  6. Step 6: Final answer
    x = 399,099,853.31

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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.