Finding the Fourth Proportional to 3,665,208,625.20, 5,497,812,937.80 and 1,336,221,586.80
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Solution
The fourth proportional to 3,665,208,625.20, 5,497,812,937.80 and 1,336,221,586.80 is: 2,004,332,380.20
Step by Step Solution
- Step 1: Write the proportion equation
3,665,208,625.20 : 5,497,812,937.80 = 1,336,221,586.80 : x - Step 2: Convert to fraction form
3,665,208,625.20/5,497,812,937.80 = 1,336,221,586.80/x - Step 3: Cross multiply
3,665,208,625.20x = 5,497,812,937.80 × 1,336,221,586.80 - Step 4: Simplify right side
3,665,208,625.20x = 7,346,296,327,676,685,312 - Step 5: Solve for x
x = 7,346,296,327,676,685,312/3,665,208,625.20 - Step 6: Final answer
x = 2,004,332,380.20
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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.