Finding the Fourth Proportional to 5,691,315,688.49, 8,539,891,936.82 and 2,746,107,069.05
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Solution
The fourth proportional to 5,691,315,688.49, 8,539,891,936.82 and 2,746,107,069.05 is: 4,120,568,757.77
Step by Step Solution
- Step 1: Write the proportion equation
5,691,315,688.49 : 8,539,891,936.82 = 2,746,107,069.05 : x - Step 2: Convert to fraction form
5,691,315,688.49/8,539,891,936.82 = 2,746,107,069.05/x - Step 3: Cross multiply
5,691,315,688.49x = 8,539,891,936.82 × 2,746,107,069.05 - Step 4: Simplify right side
5,691,315,688.49x = 23,451,457,616,624,500,736 - Step 5: Solve for x
x = 23,451,457,616,624,500,736/5,691,315,688.49 - Step 6: Final answer
x = 4,120,568,757.77
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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.