Finding the Fourth Proportional to 121,669,412.82, 182,504,121.35 and 29,552,530.18
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Solution
The fourth proportional to 121,669,412.82, 182,504,121.35 and 29,552,530.18 is: 44,328,795.78
Step by Step Solution
- Step 1: Write the proportion equation
121,669,412.82 : 182,504,121.35 = 29,552,530.18 : x - Step 2: Convert to fraction form
121,669,412.82/182,504,121.35 = 29,552,530.18/x - Step 3: Cross multiply
121,669,412.82x = 182,504,121.35 × 29,552,530.18 - Step 4: Simplify right side
121,669,412.82x = 5,393,458,553,561,426 - Step 5: Solve for x
x = 5,393,458,553,561,426/121,669,412.82 - Step 6: Final answer
x = 44,328,795.78
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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.