Finding the Fourth Proportional to 347,957,187.62, 521,591,024.54 and 163,394,277.98
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Solution
The fourth proportional to 347,957,187.62, 521,591,024.54 and 163,394,277.98 is: 244,929,525.49
Step by Step Solution
- Step 1: Write the proportion equation
347,957,187.62 : 521,591,024.54 = 163,394,277.98 : x - Step 2: Convert to fraction form
347,957,187.62/521,591,024.54 = 163,394,277.98/x - Step 3: Cross multiply
347,957,187.62x = 521,591,024.54 × 163,394,277.98 - Step 4: Simplify right side
347,957,187.62x = 85,224,988,855,561,760 - Step 5: Solve for x
x = 85,224,988,855,561,760/347,957,187.62 - Step 6: Final answer
x = 244,929,525.49
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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.