Finding the Fourth Proportional to 3,306,381,548.49, 4,562,806,786.38 and 1,821,269,673.99
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Solution
The fourth proportional to 3,306,381,548.49, 4,562,806,786.38 and 1,821,269,673.99 is: 2,513,352,287.52
Step by Step Solution
- Step 1: Write the proportion equation
3,306,381,548.49 : 4,562,806,786.38 = 1,821,269,673.99 : x - Step 2: Convert to fraction form
3,306,381,548.49/4,562,806,786.38 = 1,821,269,673.99/x - Step 3: Cross multiply
3,306,381,548.49x = 4,562,806,786.38 × 1,821,269,673.99 - Step 4: Simplify right side
3,306,381,548.49x = 8,310,101,628,309,662,720 - Step 5: Solve for x
x = 8,310,101,628,309,662,720/3,306,381,548.49 - Step 6: Final answer
x = 2,513,352,287.52
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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.