Finding the Fourth Proportional to 273,740,855.44, 377,747,935.08 and 156,261,514
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Solution
The fourth proportional to 273,740,855.44, 377,747,935.08 and 156,261,514 is: 215,632,643.33
Step by Step Solution
- Step 1: Write the proportion equation
273,740,855.44 : 377,747,935.08 = 156,261,514 : x - Step 2: Convert to fraction form
273,740,855.44/377,747,935.08 = 156,261,514/x - Step 3: Cross multiply
273,740,855.44x = 377,747,935.08 × 156,261,514 - Step 4: Simplify right side
273,740,855.44x = 59,027,464,245,974,512 - Step 5: Solve for x
x = 59,027,464,245,974,512/273,740,855.44 - Step 6: Final answer
x = 215,632,643.33
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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.