Home / 2,640,297,157.88-3,643,639,078.20-1,450,866,434.06

Finding the Fourth Proportional to 2,640,297,157.88, 3,643,639,078.20 and 1,450,866,434.06

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Solution

The fourth proportional to 2,640,297,157.88, 3,643,639,078.20 and 1,450,866,434.06 is: 2,002,211,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,297,157.88 : 3,643,639,078.20 = 1,450,866,434.06 : x
  2. Step 2: Convert to fraction form
    2,640,297,157.88/3,643,639,078.20 = 1,450,866,434.06/x
  3. Step 3: Cross multiply
    2,640,297,157.88x = 3,643,639,078.20 × 1,450,866,434.06
  4. Step 4: Simplify right side
    2,640,297,157.88x = 5,286,433,636,383,092,736
  5. Step 5: Solve for x
    x = 5,286,433,636,383,092,736/2,640,297,157.88
  6. Step 6: Final answer
    x = 2,002,211,614.93

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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.