Finding the Fourth Proportional to 327,515,590.80, 451,973,700.36 and 178,837,744.26
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Solution
The fourth proportional to 327,515,590.80, 451,973,700.36 and 178,837,744.26 is: 246,797,280.21
Step by Step Solution
- Step 1: Write the proportion equation
327,515,590.80 : 451,973,700.36 = 178,837,744.26 : x - Step 2: Convert to fraction form
327,515,590.80/451,973,700.36 = 178,837,744.26/x - Step 3: Cross multiply
327,515,590.80x = 451,973,700.36 × 178,837,744.26 - Step 4: Simplify right side
327,515,590.80x = 80,829,957,037,227,552 - Step 5: Solve for x
x = 80,829,957,037,227,552/327,515,590.80 - Step 6: Final answer
x = 246,797,280.21
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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.