Home / 1,591,144,480.80-2,382,685,642.80-1,268,658,208.80

Finding the Fourth Proportional to 1,591,144,480.80, 2,382,685,642.80 and 1,268,658,208.80

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Solution

The fourth proportional to 1,591,144,480.80, 2,382,685,642.80 and 1,268,658,208.80 is: 1,899,773,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,144,480.80 : 2,382,685,642.80 = 1,268,658,208.80 : x
  2. Step 2: Convert to fraction form
    1,591,144,480.80/2,382,685,642.80 = 1,268,658,208.80/x
  3. Step 3: Cross multiply
    1,591,144,480.80x = 2,382,685,642.80 × 1,268,658,208.80
  4. Step 4: Simplify right side
    1,591,144,480.80x = 3,022,813,699,728,124,928
  5. Step 5: Solve for x
    x = 3,022,813,699,728,124,928/1,591,144,480.80
  6. Step 6: Final answer
    x = 1,899,773,236.31

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1.5x scale

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.