Home / 1,940,370,425.38-2,909,392,059.57-889,792,535.80

Finding the Fourth Proportional to 1,940,370,425.38, 2,909,392,059.57 and 889,792,535.80

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Solution

The fourth proportional to 1,940,370,425.38, 2,909,392,059.57 and 889,792,535.80 is: 1,334,155,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,370,425.38 : 2,909,392,059.57 = 889,792,535.80 : x
  2. Step 2: Convert to fraction form
    1,940,370,425.38/2,909,392,059.57 = 889,792,535.80/x
  3. Step 3: Cross multiply
    1,940,370,425.38x = 2,909,392,059.57 × 889,792,535.80
  4. Step 4: Simplify right side
    1,940,370,425.38x = 2,588,755,338,321,175,040
  5. Step 5: Solve for x
    x = 2,588,755,338,321,175,040/1,940,370,425.38
  6. Step 6: Final answer
    x = 1,334,155,223.38

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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.