Finding the Fourth Proportional to 232,967,843.20, 349,675,713.60 and 118,082,108.80
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Solution
The fourth proportional to 232,967,843.20, 349,675,713.60 and 118,082,108.80 is: 177,236,673.92
Step by Step Solution
- Step 1: Write the proportion equation
232,967,843.20 : 349,675,713.60 = 118,082,108.80 : x - Step 2: Convert to fraction form
232,967,843.20/349,675,713.60 = 118,082,108.80/x - Step 3: Cross multiply
232,967,843.20x = 349,675,713.60 × 118,082,108.80 - Step 4: Simplify right side
232,967,843.20x = 41,290,445,658,032,840 - Step 5: Solve for x
x = 41,290,445,658,032,840/232,967,843.20 - Step 6: Final answer
x = 177,236,673.92
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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.