Finding the Fourth Proportional to 2,211,529,527.40, 3,317,306,692.28 and 737,665,290.29
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Solution
The fourth proportional to 2,211,529,527.40, 3,317,306,692.28 and 737,665,290.29 is: 1,106,502,071.90
Step by Step Solution
- Step 1: Write the proportion equation
2,211,529,527.40 : 3,317,306,692.28 = 737,665,290.29 : x - Step 2: Convert to fraction form
2,211,529,527.40/3,317,306,692.28 = 737,665,290.29/x - Step 3: Cross multiply
2,211,529,527.40x = 3,317,306,692.28 × 737,665,290.29 - Step 4: Simplify right side
2,211,529,527.40x = 2,447,062,004,141,685,760 - Step 5: Solve for x
x = 2,447,062,004,141,685,760/2,211,529,527.40 - Step 6: Final answer
x = 1,106,502,071.90
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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.