Finding the Fourth Proportional to 269,527,916.44, 371,948,524.42 and 145,768,593.43
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Solution
The fourth proportional to 269,527,916.44, 371,948,524.42 and 145,768,593.43 is: 201,160,658.79
Step by Step Solution
- Step 1: Write the proportion equation
269,527,916.44 : 371,948,524.42 = 145,768,593.43 : x - Step 2: Convert to fraction form
269,527,916.44/371,948,524.42 = 145,768,593.43/x - Step 3: Cross multiply
269,527,916.44x = 371,948,524.42 × 145,768,593.43 - Step 4: Simplify right side
269,527,916.44x = 54,218,413,231,773,120 - Step 5: Solve for x
x = 54,218,413,231,773,120/269,527,916.44 - Step 6: Final answer
x = 201,160,658.79
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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.