Finding the Fourth Proportional to 2,821,745,302.20, 4,227,516,119.70 and 2,413,598,614.20
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Solution
The fourth proportional to 2,821,745,302.20, 4,227,516,119.70 and 2,413,598,614.20 is: 3,616,034,033.99
Step by Step Solution
- Step 1: Write the proportion equation
2,821,745,302.20 : 4,227,516,119.70 = 2,413,598,614.20 : x - Step 2: Convert to fraction form
2,821,745,302.20/4,227,516,119.70 = 2,413,598,614.20/x - Step 3: Cross multiply
2,821,745,302.20x = 4,227,516,119.70 × 2,413,598,614.20 - Step 4: Simplify right side
2,821,745,302.20x = 10,203,527,048,016,080,896 - Step 5: Solve for x
x = 10,203,527,048,016,080,896/2,821,745,302.20 - Step 6: Final answer
x = 3,616,034,033.99
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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.