Finding the Fourth Proportional to 424,359,837.96, 585,629,596.53 and 236,198,585.00
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Solution
The fourth proportional to 424,359,837.96, 585,629,596.53 and 236,198,585.00 is: 325,961,294.30
Step by Step Solution
- Step 1: Write the proportion equation
424,359,837.96 : 585,629,596.53 = 236,198,585.00 : x - Step 2: Convert to fraction form
424,359,837.96/585,629,596.53 = 236,198,585.00/x - Step 3: Cross multiply
424,359,837.96x = 585,629,596.53 × 236,198,585.00 - Step 4: Simplify right side
424,359,837.96x = 138,324,882,031,578,752 - Step 5: Solve for x
x = 138,324,882,031,578,752/424,359,837.96 - Step 6: Final answer
x = 325,961,294.30
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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.