Finding the Fourth Proportional to 3,621,672,252.45, 5,432,508,378.68 and 1,036,743,228.45
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Solution
The fourth proportional to 3,621,672,252.45, 5,432,508,378.68 and 1,036,743,228.45 is: 1,555,114,842.68
Step by Step Solution
- Step 1: Write the proportion equation
3,621,672,252.45 : 5,432,508,378.68 = 1,036,743,228.45 : x - Step 2: Convert to fraction form
3,621,672,252.45/5,432,508,378.68 = 1,036,743,228.45/x - Step 3: Cross multiply
3,621,672,252.45x = 5,432,508,378.68 × 1,036,743,228.45 - Step 4: Simplify right side
3,621,672,252.45x = 5,632,116,275,094,378,496 - Step 5: Solve for x
x = 5,632,116,275,094,378,496/3,621,672,252.45 - Step 6: Final answer
x = 1,555,114,842.68
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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.