Finding the Fourth Proportional to 4,086,339,738.03, 5,639,148,805.25 and 2,206,744,855.81
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Solution
The fourth proportional to 4,086,339,738.03, 5,639,148,805.25 and 2,206,744,855.81 is: 3,045,307,883.07
Step by Step Solution
- Step 1: Write the proportion equation
4,086,339,738.03 : 5,639,148,805.25 = 2,206,744,855.81 : x - Step 2: Convert to fraction form
4,086,339,738.03/5,639,148,805.25 = 2,206,744,855.81/x - Step 3: Cross multiply
4,086,339,738.03x = 5,639,148,805.25 × 2,206,744,855.81 - Step 4: Simplify right side
4,086,339,738.03x = 12,444,162,617,123,962,880 - Step 5: Solve for x
x = 12,444,162,617,123,962,880/4,086,339,738.03 - Step 6: Final answer
x = 3,045,307,883.07
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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.