Finding the Fourth Proportional to 177,643,945.80, 266,465,918.70 and 48,267,586.80
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Solution
The fourth proportional to 177,643,945.80, 266,465,918.70 and 48,267,586.80 is: 72,401,380.20
Step by Step Solution
- Step 1: Write the proportion equation
177,643,945.80 : 266,465,918.70 = 48,267,586.80 : x - Step 2: Convert to fraction form
177,643,945.80/266,465,918.70 = 48,267,586.80/x - Step 3: Cross multiply
177,643,945.80x = 266,465,918.70 × 48,267,586.80 - Step 4: Simplify right side
177,643,945.80x = 12,861,666,860,093,992 - Step 5: Solve for x
x = 12,861,666,860,093,992/177,643,945.80 - Step 6: Final answer
x = 72,401,380.20
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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.