Finding the Fourth Proportional to 565,558,128.26, 848,328,655.80 and 254,446,046.99
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Solution
The fourth proportional to 565,558,128.26, 848,328,655.80 and 254,446,046.99 is: 381,665,229.85
Step by Step Solution
- Step 1: Write the proportion equation
565,558,128.26 : 848,328,655.80 = 254,446,046.99 : x - Step 2: Convert to fraction form
565,558,128.26/848,328,655.80 = 254,446,046.99/x - Step 3: Cross multiply
565,558,128.26x = 848,328,655.80 × 254,446,046.99 - Step 4: Simplify right side
565,558,128.26x = 215,853,873,016,650,336 - Step 5: Solve for x
x = 215,853,873,016,650,336/565,558,128.26 - Step 6: Final answer
x = 381,665,229.85
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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.