Finding the Fourth Proportional to 107,253,839.80, 160,880,759.70 and 26,474,807.80
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Solution
The fourth proportional to 107,253,839.80, 160,880,759.70 and 26,474,807.80 is: 39,712,211.70
Step by Step Solution
- Step 1: Write the proportion equation
107,253,839.80 : 160,880,759.70 = 26,474,807.80 : x - Step 2: Convert to fraction form
107,253,839.80/160,880,759.70 = 26,474,807.80/x - Step 3: Cross multiply
107,253,839.80x = 160,880,759.70 × 26,474,807.80 - Step 4: Simplify right side
107,253,839.80x = 4,259,287,191,775,485.50 - Step 5: Solve for x
x = 4,259,287,191,775,485.50/107,253,839.80 - Step 6: Final answer
x = 39,712,211.70
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1.5x scale
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.