Finding the Fourth Proportional to 272,530,207,542.80, 408,795,311,314.20 and 183,268,526,877.20
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Solution
The fourth proportional to 272,530,207,542.80, 408,795,311,314.20 and 183,268,526,877.20 is: 274,902,790,315.80
Step by Step Solution
- Step 1: Write the proportion equation
272,530,207,542.80 : 408,795,311,314.20 = 183,268,526,877.20 : x - Step 2: Convert to fraction form
272,530,207,542.80/408,795,311,314.20 = 183,268,526,877.20/x - Step 3: Cross multiply
272,530,207,542.80x = 408,795,311,314.20 × 183,268,526,877.20 - Step 4: Simplify right side
272,530,207,542.80x = 74,919,314,498,859,810,422,784 - Step 5: Solve for x
x = 74,919,314,498,859,810,422,784/272,530,207,542.80 - Step 6: Final answer
x = 274,902,790,315.80
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1.5x scale
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.