Finding the Fourth Proportional to 2,835,398,959.80, 4,253,098,439.70 and 2,453,193,007.80
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Solution
The fourth proportional to 2,835,398,959.80, 4,253,098,439.70 and 2,453,193,007.80 is: 3,679,789,511.70
Step by Step Solution
- Step 1: Write the proportion equation
2,835,398,959.80 : 4,253,098,439.70 = 2,453,193,007.80 : x - Step 2: Convert to fraction form
2,835,398,959.80/4,253,098,439.70 = 2,453,193,007.80/x - Step 3: Cross multiply
2,835,398,959.80x = 4,253,098,439.70 × 2,453,193,007.80 - Step 4: Simplify right side
2,835,398,959.80x = 10,433,671,353,757,130,752 - Step 5: Solve for x
x = 10,433,671,353,757,130,752/2,835,398,959.80 - Step 6: Final answer
x = 3,679,789,511.70
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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.