Finding the Fourth Proportional to 183,943,747.82, 274,743,030.72 and 166,409,378.12
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Solution
The fourth proportional to 183,943,747.82, 274,743,030.72 and 166,409,378.12 is: 248,553,252.97
Step by Step Solution
- Step 1: Write the proportion equation
183,943,747.82 : 274,743,030.72 = 166,409,378.12 : x - Step 2: Convert to fraction form
183,943,747.82/274,743,030.72 = 166,409,378.12/x - Step 3: Cross multiply
183,943,747.82x = 274,743,030.72 × 166,409,378.12 - Step 4: Simplify right side
183,943,747.82x = 45,719,816,884,087,208 - Step 5: Solve for x
x = 45,719,816,884,087,208/183,943,747.82 - Step 6: Final answer
x = 248,553,252.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.