Home / 3,404,858,782.75-4,698,707,135.34-1,899,485,138.87

Finding the Fourth Proportional to 3,404,858,782.75, 4,698,707,135.34 and 1,899,485,138.87

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Solution

The fourth proportional to 3,404,858,782.75, 4,698,707,135.34 and 1,899,485,138.87 is: 2,621,290,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,858,782.75 : 4,698,707,135.34 = 1,899,485,138.87 : x
  2. Step 2: Convert to fraction form
    3,404,858,782.75/4,698,707,135.34 = 1,899,485,138.87/x
  3. Step 3: Cross multiply
    3,404,858,782.75x = 4,698,707,135.34 × 1,899,485,138.87
  4. Step 4: Simplify right side
    3,404,858,782.75x = 8,925,124,375,463,374,848
  5. Step 5: Solve for x
    x = 8,925,124,375,463,374,848/3,404,858,782.75
  6. Step 6: Final answer
    x = 2,621,290,615.83

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1.5x scale

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.