Finding the Fourth Proportional to 4,007,405,668.44, 5,529,596,162.04 and 2,290,730,318.40
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Solution
The fourth proportional to 4,007,405,668.44, 5,529,596,162.04 and 2,290,730,318.40 is: 3,160,851,339.97
Step by Step Solution
- Step 1: Write the proportion equation
4,007,405,668.44 : 5,529,596,162.04 = 2,290,730,318.40 : x - Step 2: Convert to fraction form
4,007,405,668.44/5,529,596,162.04 = 2,290,730,318.40/x - Step 3: Cross multiply
4,007,405,668.44x = 5,529,596,162.04 × 2,290,730,318.40 - Step 4: Simplify right side
4,007,405,668.44x = 12,666,813,576,893,306,880 - Step 5: Solve for x
x = 12,666,813,576,893,306,880/4,007,405,668.44 - Step 6: Final answer
x = 3,160,851,339.97
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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.