Finding the Fourth Proportional to 4,252,409,910.20, 6,378,614,865.30 and 3,670,800,879.80
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Solution
The fourth proportional to 4,252,409,910.20, 6,378,614,865.30 and 3,670,800,879.80 is: 5,506,201,319.70
Step by Step Solution
- Step 1: Write the proportion equation
4,252,409,910.20 : 6,378,614,865.30 = 3,670,800,879.80 : x - Step 2: Convert to fraction form
4,252,409,910.20/6,378,614,865.30 = 3,670,800,879.80/x - Step 3: Cross multiply
4,252,409,910.20x = 6,378,614,865.30 × 3,670,800,879.80 - Step 4: Simplify right side
4,252,409,910.20x = 23,414,625,059,448,598,528 - Step 5: Solve for x
x = 23,414,625,059,448,598,528/4,252,409,910.20 - Step 6: Final answer
x = 5,506,201,319.70
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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.