Finding the Fourth Proportional to 899,101,105.80, 1,348,651,658.70 and 252,868,849.80
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Solution
The fourth proportional to 899,101,105.80, 1,348,651,658.70 and 252,868,849.80 is: 379,303,274.70
Step by Step Solution
- Step 1: Write the proportion equation
899,101,105.80 : 1,348,651,658.70 = 252,868,849.80 : x - Step 2: Convert to fraction form
899,101,105.80/1,348,651,658.70 = 252,868,849.80/x - Step 3: Cross multiply
899,101,105.80x = 1,348,651,658.70 × 252,868,849.80 - Step 4: Simplify right side
899,101,105.80x = 341,031,993,716,331,200 - Step 5: Solve for x
x = 341,031,993,716,331,200/899,101,105.80 - Step 6: Final answer
x = 379,303,274.70
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Similar ratio
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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.