Home / 1,505,062,539.25-2,076,517,723.94-869,751,580.33

Finding the Fourth Proportional to 1,505,062,539.25, 2,076,517,723.94 and 869,751,580.33

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Solution

The fourth proportional to 1,505,062,539.25, 2,076,517,723.94 and 869,751,580.33 is: 1,199,986,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,062,539.25 : 2,076,517,723.94 = 869,751,580.33 : x
  2. Step 2: Convert to fraction form
    1,505,062,539.25/2,076,517,723.94 = 869,751,580.33/x
  3. Step 3: Cross multiply
    1,505,062,539.25x = 2,076,517,723.94 × 869,751,580.33
  4. Step 4: Simplify right side
    1,505,062,539.25x = 1,806,054,571,980,069,888
  5. Step 5: Solve for x
    x = 1,806,054,571,980,069,888/1,505,062,539.25
  6. Step 6: Final answer
    x = 1,199,986,395.83

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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.