Finding the Fourth Proportional to 244,405,514.70, 366,608,272.05 and 212,837,919.30
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Solution
The fourth proportional to 244,405,514.70, 366,608,272.05 and 212,837,919.30 is: 319,256,878.95
Step by Step Solution
- Step 1: Write the proportion equation
244,405,514.70 : 366,608,272.05 = 212,837,919.30 : x - Step 2: Convert to fraction form
244,405,514.70/366,608,272.05 = 212,837,919.30/x - Step 3: Cross multiply
244,405,514.70x = 366,608,272.05 × 212,837,919.30 - Step 4: Simplify right side
244,405,514.70x = 78,028,141,821,290,352 - Step 5: Solve for x
x = 78,028,141,821,290,352/244,405,514.70 - Step 6: Final answer
x = 319,256,878.95
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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.