Finding the Fourth Proportional to 236,128,549.20, 354,192,823.80 and 226,562,611.20
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Solution
The fourth proportional to 236,128,549.20, 354,192,823.80 and 226,562,611.20 is: 339,843,916.80
Step by Step Solution
- Step 1: Write the proportion equation
236,128,549.20 : 354,192,823.80 = 226,562,611.20 : x - Step 2: Convert to fraction form
236,128,549.20/354,192,823.80 = 226,562,611.20/x - Step 3: Cross multiply
236,128,549.20x = 354,192,823.80 × 226,562,611.20 - Step 4: Simplify right side
236,128,549.20x = 80,246,851,028,429,504 - Step 5: Solve for x
x = 80,246,851,028,429,504/236,128,549.20 - Step 6: Final answer
x = 339,843,916.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.