Finding the Fourth Proportional to 503,904,771.08, 755,857,166.22 and 120,952,323.08
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Solution
The fourth proportional to 503,904,771.08, 755,857,166.22 and 120,952,323.08 is: 181,428,486.92
Step by Step Solution
- Step 1: Write the proportion equation
503,904,771.08 : 755,857,166.22 = 120,952,323.08 : x - Step 2: Convert to fraction form
503,904,771.08/755,857,166.22 = 120,952,323.08/x - Step 3: Cross multiply
503,904,771.08x = 755,857,166.22 × 120,952,323.08 - Step 4: Simplify right side
503,904,771.08x = 91,422,680,170,974,704 - Step 5: Solve for x
x = 91,422,680,170,974,704/503,904,771.08 - Step 6: Final answer
x = 181,428,486.92
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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.