Finding the Fourth Proportional to 54,220,192,395.80, 81,330,288,593.70 and 54,220,192,395.80
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Solution
The fourth proportional to 54,220,192,395.80, 81,330,288,593.70 and 54,220,192,395.80 is: 81,330,288,593.70
Step by Step Solution
- Step 1: Write the proportion equation
54,220,192,395.80 : 81,330,288,593.70 = 54,220,192,395.80 : x - Step 2: Convert to fraction form
54,220,192,395.80/81,330,288,593.70 = 54,220,192,395.80/x - Step 3: Cross multiply
54,220,192,395.80x = 81,330,288,593.70 × 54,220,192,395.80 - Step 4: Simplify right side
54,220,192,395.80x = 4,409,743,895,156,352,352,256 - Step 5: Solve for x
x = 4,409,743,895,156,352,352,256/54,220,192,395.80 - Step 6: Final answer
x = 81,330,288,593.70
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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.