Home / 1,680,245,480.85-2,520,347,947.52-436,565,896.71

Finding the Fourth Proportional to 1,680,245,480.85, 2,520,347,947.52 and 436,565,896.71

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Solution

The fourth proportional to 1,680,245,480.85, 2,520,347,947.52 and 436,565,896.71 is: 654,843,577.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,245,480.85 : 2,520,347,947.52 = 436,565,896.71 : x
  2. Step 2: Convert to fraction form
    1,680,245,480.85/2,520,347,947.52 = 436,565,896.71/x
  3. Step 3: Cross multiply
    1,680,245,480.85x = 2,520,347,947.52 × 436,565,896.71
  4. Step 4: Simplify right side
    1,680,245,480.85x = 1,100,297,961,728,093,824
  5. Step 5: Solve for x
    x = 1,100,297,961,728,093,824/1,680,245,480.85
  6. Step 6: Final answer
    x = 654,843,577.48

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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.