Finding the Fourth Proportional to 2,193,755,245.68, 3,027,437,940.60 and 1,203,680,400.24
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Solution
The fourth proportional to 2,193,755,245.68, 3,027,437,940.60 and 1,203,680,400.24 is: 1,661,109,514.94
Step by Step Solution
- Step 1: Write the proportion equation
2,193,755,245.68 : 3,027,437,940.60 = 1,203,680,400.24 : x - Step 2: Convert to fraction form
2,193,755,245.68/3,027,437,940.60 = 1,203,680,400.24/x - Step 3: Cross multiply
2,193,755,245.68x = 3,027,437,940.60 × 1,203,680,400.24 - Step 4: Simplify right side
2,193,755,245.68x = 3,644,067,712,043,169,280 - Step 5: Solve for x
x = 3,644,067,712,043,169,280/2,193,755,245.68 - Step 6: Final answer
x = 1,661,109,514.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.