Finding the Fourth Proportional to 99,546,813.80, 149,320,220.70 and 27,743,229.80
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Solution
The fourth proportional to 99,546,813.80, 149,320,220.70 and 27,743,229.80 is: 41,614,844.70
Step by Step Solution
- Step 1: Write the proportion equation
99,546,813.80 : 149,320,220.70 = 27,743,229.80 : x - Step 2: Convert to fraction form
99,546,813.80/149,320,220.70 = 27,743,229.80/x - Step 3: Cross multiply
99,546,813.80x = 149,320,220.70 × 27,743,229.80 - Step 4: Simplify right side
99,546,813.80x = 4,142,625,196,666,816.50 - Step 5: Solve for x
x = 4,142,625,196,666,816.50/99,546,813.80 - Step 6: Final answer
x = 41,614,844.70
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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.