Finding the Fourth Proportional to 1,517,337,194.24, 2,093,971,331.97 and 848,310,425.84
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Solution
The fourth proportional to 1,517,337,194.24, 2,093,971,331.97 and 848,310,425.84 is: 1,170,694,107.45
Step by Step Solution
- Step 1: Write the proportion equation
1,517,337,194.24 : 2,093,971,331.97 = 848,310,425.84 : x - Step 2: Convert to fraction form
1,517,337,194.24/2,093,971,331.97 = 848,310,425.84/x - Step 3: Cross multiply
1,517,337,194.24x = 2,093,971,331.97 × 848,310,425.84 - Step 4: Simplify right side
1,517,337,194.24x = 1,776,337,712,309,752,832 - Step 5: Solve for x
x = 1,776,337,712,309,752,832/1,517,337,194.24 - Step 6: Final answer
x = 1,170,694,107.45
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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.