Finding the Fourth Proportional to 483,855,649.80, 725,783,474.70 and 177,045,793.80
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Solution
The fourth proportional to 483,855,649.80, 725,783,474.70 and 177,045,793.80 is: 265,568,690.70
Step by Step Solution
- Step 1: Write the proportion equation
483,855,649.80 : 725,783,474.70 = 177,045,793.80 : x - Step 2: Convert to fraction form
483,855,649.80/725,783,474.70 = 177,045,793.80/x - Step 3: Cross multiply
483,855,649.80x = 725,783,474.70 × 177,045,793.80 - Step 4: Simplify right side
483,855,649.80x = 128,496,911,405,183,728 - Step 5: Solve for x
x = 128,496,911,405,183,728/483,855,649.80 - Step 6: Final answer
x = 265,568,690.70
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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.