Home / 2,987,408,150.94-4,124,483,790.12-1,901,702,634.33

Finding the Fourth Proportional to 2,987,408,150.94, 4,124,483,790.12 and 1,901,702,634.33

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Solution

The fourth proportional to 2,987,408,150.94, 4,124,483,790.12 and 1,901,702,634.33 is: 2,625,534,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,408,150.94 : 4,124,483,790.12 = 1,901,702,634.33 : x
  2. Step 2: Convert to fraction form
    2,987,408,150.94/4,124,483,790.12 = 1,901,702,634.33/x
  3. Step 3: Cross multiply
    2,987,408,150.94x = 4,124,483,790.12 × 1,901,702,634.33
  4. Step 4: Simplify right side
    2,987,408,150.94x = 7,843,541,688,922,586,112
  5. Step 5: Solve for x
    x = 7,843,541,688,922,586,112/2,987,408,150.94
  6. Step 6: Final answer
    x = 2,625,534,005.61

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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.