Home / 998,426,739.12-1,494,725,974.89-582,629,400.24

Finding the Fourth Proportional to 998,426,739.12, 1,494,725,974.89 and 582,629,400.24

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Solution

The fourth proportional to 998,426,739.12, 1,494,725,974.89 and 582,629,400.24 is: 872,243,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,426,739.12 : 1,494,725,974.89 = 582,629,400.24 : x
  2. Step 2: Convert to fraction form
    998,426,739.12/1,494,725,974.89 = 582,629,400.24/x
  3. Step 3: Cross multiply
    998,426,739.12x = 1,494,725,974.89 × 582,629,400.24
  4. Step 4: Simplify right side
    998,426,739.12x = 870,871,298,273,310,080
  5. Step 5: Solve for x
    x = 870,871,298,273,310,080/998,426,739.12
  6. Step 6: Final answer
    x = 872,243,564.95

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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.