Finding the Fourth Proportional to 227,579,438.54, 314,060,582.66 and 123,157,514.99
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Solution
The fourth proportional to 227,579,438.54, 314,060,582.66 and 123,157,514.99 is: 169,957,888.83
Step by Step Solution
- Step 1: Write the proportion equation
227,579,438.54 : 314,060,582.66 = 123,157,514.99 : x - Step 2: Convert to fraction form
227,579,438.54/314,060,582.66 = 123,157,514.99/x - Step 3: Cross multiply
227,579,438.54x = 314,060,582.66 × 123,157,514.99 - Step 4: Simplify right side
227,579,438.54x = 38,678,920,914,530,992 - Step 5: Solve for x
x = 38,678,920,914,530,992/227,579,438.54 - Step 6: Final answer
x = 169,957,888.83
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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.