Home / 444,612,629.80-613,844,320.72-286,118,125.18

Finding the Fourth Proportional to 444,612,629.80, 613,844,320.72 and 286,118,125.18

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Solution

The fourth proportional to 444,612,629.80, 613,844,320.72 and 286,118,125.18 is: 395,022,485.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,612,629.80 : 613,844,320.72 = 286,118,125.18 : x
  2. Step 2: Convert to fraction form
    444,612,629.80/613,844,320.72 = 286,118,125.18/x
  3. Step 3: Cross multiply
    444,612,629.80x = 613,844,320.72 × 286,118,125.18
  4. Step 4: Simplify right side
    444,612,629.80x = 175,631,986,196,797,056
  5. Step 5: Solve for x
    x = 175,631,986,196,797,056/444,612,629.80
  6. Step 6: Final answer
    x = 395,022,485.70

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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.