Home / 1,505,062,568.55-2,076,517,764.30-869,751,609.63

Finding the Fourth Proportional to 1,505,062,568.55, 2,076,517,764.30 and 869,751,609.63

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Solution

The fourth proportional to 1,505,062,568.55, 2,076,517,764.30 and 869,751,609.63 is: 1,199,986,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,062,568.55 : 2,076,517,764.30 = 869,751,609.63 : x
  2. Step 2: Convert to fraction form
    1,505,062,568.55/2,076,517,764.30 = 869,751,609.63/x
  3. Step 3: Cross multiply
    1,505,062,568.55x = 2,076,517,764.30 × 869,751,609.63
  4. Step 4: Simplify right side
    1,505,062,568.55x = 1,806,054,667,925,213,952
  5. Step 5: Solve for x
    x = 1,806,054,667,925,213,952/1,505,062,568.55
  6. Step 6: Final answer
    x = 1,199,986,436.22

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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.