Finding the Fourth Proportional to 366,664,545.99, 550,239,122.99 and 172,631,450.88
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Solution
The fourth proportional to 366,664,545.99, 550,239,122.99 and 172,631,450.88 is: 259,061,256.87
Step by Step Solution
- Step 1: Write the proportion equation
366,664,545.99 : 550,239,122.99 = 172,631,450.88 : x - Step 2: Convert to fraction form
366,664,545.99/550,239,122.99 = 172,631,450.88/x - Step 3: Cross multiply
366,664,545.99x = 550,239,122.99 × 172,631,450.88 - Step 4: Simplify right side
366,664,545.99x = 94,988,578,133,134,032 - Step 5: Solve for x
x = 94,988,578,133,134,032/366,664,545.99 - Step 6: Final answer
x = 259,061,256.87
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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.