Finding the Fourth Proportional to 3,226,994,367.12, 4,453,191,753.12 and 1,973,839,168.08
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Solution
The fourth proportional to 3,226,994,367.12, 4,453,191,753.12 and 1,973,839,168.08 is: 2,723,861,062.43
Step by Step Solution
- Step 1: Write the proportion equation
3,226,994,367.12 : 4,453,191,753.12 = 1,973,839,168.08 : x - Step 2: Convert to fraction form
3,226,994,367.12/4,453,191,753.12 = 1,973,839,168.08/x - Step 3: Cross multiply
3,226,994,367.12x = 4,453,191,753.12 × 1,973,839,168.08 - Step 4: Simplify right side
3,226,994,367.12x = 8,789,884,305,279,096,832 - Step 5: Solve for x
x = 8,789,884,305,279,096,832/3,226,994,367.12 - Step 6: Final answer
x = 2,723,861,062.43
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1.5x scale
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.