Finding the Fourth Proportional to 248,925,137.00, 343,514,582.10 and 137,413,583.33
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Solution
The fourth proportional to 248,925,137.00, 343,514,582.10 and 137,413,583.33 is: 189,629,581.89
Step by Step Solution
- Step 1: Write the proportion equation
248,925,137.00 : 343,514,582.10 = 137,413,583.33 : x - Step 2: Convert to fraction form
248,925,137.00/343,514,582.10 = 137,413,583.33/x - Step 3: Cross multiply
248,925,137.00x = 343,514,582.10 × 137,413,583.33 - Step 4: Simplify right side
248,925,137.00x = 47,203,569,650,750,904 - Step 5: Solve for x
x = 47,203,569,650,750,904/248,925,137.00 - Step 6: Final answer
x = 189,629,581.89
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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.