Finding the Fourth Proportional to 174,577,229.80, 261,876,327.90 and 53,409,731.56
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Solution
The fourth proportional to 174,577,229.80, 261,876,327.90 and 53,409,731.56 is: 80,117,804.54
Step by Step Solution
- Step 1: Write the proportion equation
174,577,229.80 : 261,876,327.90 = 53,409,731.56 : x - Step 2: Convert to fraction form
174,577,229.80/261,876,327.90 = 53,409,731.56/x - Step 3: Cross multiply
174,577,229.80x = 261,876,327.90 × 53,409,731.56 - Step 4: Simplify right side
174,577,229.80x = 13,986,744,375,057,540 - Step 5: Solve for x
x = 13,986,744,375,057,540/174,577,229.80 - Step 6: Final answer
x = 80,117,804.54
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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.