Finding the Fourth Proportional to 182,192,721.68, 251,388,808.18 and 107,816,058.36
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Solution
The fourth proportional to 182,192,721.68, 251,388,808.18 and 107,816,058.36 is: 148,764,177.65
Step by Step Solution
- Step 1: Write the proportion equation
182,192,721.68 : 251,388,808.18 = 107,816,058.36 : x - Step 2: Convert to fraction form
182,192,721.68/251,388,808.18 = 107,816,058.36/x - Step 3: Cross multiply
182,192,721.68x = 251,388,808.18 × 107,816,058.36 - Step 4: Simplify right side
182,192,721.68x = 27,103,750,413,785,728 - Step 5: Solve for x
x = 27,103,750,413,785,728/182,192,721.68 - Step 6: Final answer
x = 148,764,177.65
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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.