Finding the Fourth Proportional to 268,273,083.80, 402,409,625.70 and 132,224,187.80
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Solution
The fourth proportional to 268,273,083.80, 402,409,625.70 and 132,224,187.80 is: 198,336,281.70
Step by Step Solution
- Step 1: Write the proportion equation
268,273,083.80 : 402,409,625.70 = 132,224,187.80 : x - Step 2: Convert to fraction form
268,273,083.80/402,409,625.70 = 132,224,187.80/x - Step 3: Cross multiply
268,273,083.80x = 402,409,625.70 × 132,224,187.80 - Step 4: Simplify right side
268,273,083.80x = 53,208,285,921,084,504 - Step 5: Solve for x
x = 53,208,285,921,084,504/268,273,083.80 - Step 6: Final answer
x = 198,336,281.70
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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.