Finding the Fourth Proportional to 303,492,626.24, 418,775,246.40 and 169,514,033.60
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Solution
The fourth proportional to 303,492,626.24, 418,775,246.40 and 169,514,033.60 is: 233,904,467.69
Step by Step Solution
- Step 1: Write the proportion equation
303,492,626.24 : 418,775,246.40 = 169,514,033.60 : x - Step 2: Convert to fraction form
303,492,626.24/418,775,246.40 = 169,514,033.60/x - Step 3: Cross multiply
303,492,626.24x = 418,775,246.40 × 169,514,033.60 - Step 4: Simplify right side
303,492,626.24x = 70,988,281,189,097,872 - Step 5: Solve for x
x = 70,988,281,189,097,872/303,492,626.24 - Step 6: Final answer
x = 233,904,467.69
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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.