Finding the Fourth Proportional to 325,760,640,370.28, 449,549,757,089.97 and 179,273,101,782.45
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Solution
The fourth proportional to 325,760,640,370.28, 449,549,757,089.97 and 179,273,101,782.45 is: 247,396,920,841.82
Step by Step Solution
- Step 1: Write the proportion equation
325,760,640,370.28 : 449,549,757,089.97 = 179,273,101,782.45 : x - Step 2: Convert to fraction form
325,760,640,370.28/449,549,757,089.97 = 179,273,101,782.45/x - Step 3: Cross multiply
325,760,640,370.28x = 449,549,757,089.97 × 179,273,101,782.45 - Step 4: Simplify right side
325,760,640,370.28x = 80,592,179,359,065,858,637,824 - Step 5: Solve for x
x = 80,592,179,359,065,858,637,824/325,760,640,370.28 - Step 6: Final answer
x = 247,396,920,841.82
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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.