Finding the Fourth Proportional to 175,939,674.80, 263,909,512.20 and 48,288,858.80
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Solution
The fourth proportional to 175,939,674.80, 263,909,512.20 and 48,288,858.80 is: 72,433,288.20
Step by Step Solution
- Step 1: Write the proportion equation
175,939,674.80 : 263,909,512.20 = 48,288,858.80 : x - Step 2: Convert to fraction form
175,939,674.80/263,909,512.20 = 48,288,858.80/x - Step 3: Cross multiply
175,939,674.80x = 263,909,512.20 × 48,288,858.80 - Step 4: Simplify right side
175,939,674.80x = 12,743,889,170,602,676 - Step 5: Solve for x
x = 12,743,889,170,602,676/175,939,674.80 - Step 6: Final answer
x = 72,433,288.20
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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.