Finding the Fourth Proportional to 263,521,925.07, 363,660,249.37 and 146,064,901.96
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Solution
The fourth proportional to 263,521,925.07, 363,660,249.37 and 146,064,901.96 is: 201,569,560.70
Step by Step Solution
- Step 1: Write the proportion equation
263,521,925.07 : 363,660,249.37 = 146,064,901.96 : x - Step 2: Convert to fraction form
263,521,925.07/363,660,249.37 = 146,064,901.96/x - Step 3: Cross multiply
263,521,925.07x = 363,660,249.37 × 146,064,901.96 - Step 4: Simplify right side
263,521,925.07x = 53,117,998,670,978,208 - Step 5: Solve for x
x = 53,117,998,670,978,208/263,521,925.07 - Step 6: Final answer
x = 201,569,560.70
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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.