Finding the Fourth Proportional to 5,192,219,169.27, 7,796,109,057.84 and 4,494,862,289.07
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Solution
The fourth proportional to 5,192,219,169.27, 7,796,109,057.84 and 4,494,862,289.07 is: 6,749,028,780.02
Step by Step Solution
- Step 1: Write the proportion equation
5,192,219,169.27 : 7,796,109,057.84 = 4,494,862,289.07 : x - Step 2: Convert to fraction form
5,192,219,169.27/7,796,109,057.84 = 4,494,862,289.07/x - Step 3: Cross multiply
5,192,219,169.27x = 7,796,109,057.84 × 4,494,862,289.07 - Step 4: Simplify right side
5,192,219,169.27x = 35,042,436,605,562,060,800 - Step 5: Solve for x
x = 35,042,436,605,562,060,800/5,192,219,169.27 - Step 6: Final answer
x = 6,749,028,780.02
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1.5x scale
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.