Finding the Fourth Proportional to 264,676,472.12, 365,251,512.73 and 145,596,501.09
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Solution
The fourth proportional to 264,676,472.12, 365,251,512.73 and 145,596,501.09 is: 200,922,060.98
Step by Step Solution
- Step 1: Write the proportion equation
264,676,472.12 : 365,251,512.73 = 145,596,501.09 : x - Step 2: Convert to fraction form
264,676,472.12/365,251,512.73 = 145,596,501.09/x - Step 3: Cross multiply
264,676,472.12x = 365,251,512.73 × 145,596,501.09 - Step 4: Simplify right side
264,676,472.12x = 53,179,342,270,953,608 - Step 5: Solve for x
x = 53,179,342,270,953,608/264,676,472.12 - Step 6: Final answer
x = 200,922,060.98
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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.