Home / 3,658,491,170.43-5,048,763,732.32-1,987,768,212.27

Finding the Fourth Proportional to 3,658,491,170.43, 5,048,763,732.32 and 1,987,768,212.27

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Solution

The fourth proportional to 3,658,491,170.43, 5,048,763,732.32 and 1,987,768,212.27 is: 2,743,145,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,491,170.43 : 5,048,763,732.32 = 1,987,768,212.27 : x
  2. Step 2: Convert to fraction form
    3,658,491,170.43/5,048,763,732.32 = 1,987,768,212.27/x
  3. Step 3: Cross multiply
    3,658,491,170.43x = 5,048,763,732.32 × 1,987,768,212.27
  4. Step 4: Simplify right side
    3,658,491,170.43x = 10,035,772,058,357,399,552
  5. Step 5: Solve for x
    x = 10,035,772,058,357,399,552/3,658,491,170.43
  6. Step 6: Final answer
    x = 2,743,145,081.08

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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.