Finding the Fourth Proportional to 2,305,183,516.01, 3,181,154,279.15 and 1,247,911,453.96
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Solution
The fourth proportional to 2,305,183,516.01, 3,181,154,279.15 and 1,247,911,453.96 is: 1,722,118,362.46
Step by Step Solution
- Step 1: Write the proportion equation
2,305,183,516.01 : 3,181,154,279.15 = 1,247,911,453.96 : x - Step 2: Convert to fraction form
2,305,183,516.01/3,181,154,279.15 = 1,247,911,453.96/x - Step 3: Cross multiply
2,305,183,516.01x = 3,181,154,279.15 × 1,247,911,453.96 - Step 4: Simplify right side
2,305,183,516.01x = 3,969,798,861,765,152,256 - Step 5: Solve for x
x = 3,969,798,861,765,152,256/2,305,183,516.01 - Step 6: Final answer
x = 1,722,118,362.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.