Finding the Fourth Proportional to 68,875,245.40, 95,049,639.48 and 37,514,483.68
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Solution
The fourth proportional to 68,875,245.40, 95,049,639.48 and 37,514,483.68 is: 51,770,968.34
Step by Step Solution
- Step 1: Write the proportion equation
68,875,245.40 : 95,049,639.48 = 37,514,483.68 : x - Step 2: Convert to fraction form
68,875,245.40/95,049,639.48 = 37,514,483.68/x - Step 3: Cross multiply
68,875,245.40x = 95,049,639.48 × 37,514,483.68 - Step 4: Simplify right side
68,875,245.40x = 3,565,738,149,062,344 - Step 5: Solve for x
x = 3,565,738,149,062,344/68,875,245.40 - Step 6: Final answer
x = 51,770,968.34
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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.