Finding the Fourth Proportional to 7,348,568,670.80, 11,022,853,006.20 and 6,590,946,381.20
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Solution
The fourth proportional to 7,348,568,670.80, 11,022,853,006.20 and 6,590,946,381.20 is: 9,886,419,571.80
Step by Step Solution
- Step 1: Write the proportion equation
7,348,568,670.80 : 11,022,853,006.20 = 6,590,946,381.20 : x - Step 2: Convert to fraction form
7,348,568,670.80/11,022,853,006.20 = 6,590,946,381.20/x - Step 3: Cross multiply
7,348,568,670.80x = 11,022,853,006.20 × 6,590,946,381.20 - Step 4: Simplify right side
7,348,568,670.80x = 72,651,033,131,713,437,696 - Step 5: Solve for x
x = 72,651,033,131,713,437,696/7,348,568,670.80 - Step 6: Final answer
x = 9,886,419,571.80
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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.