Finding the Fourth Proportional to 11,508,725,345.80, 17,263,088,674.80 and 2,784,589,889.80
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Solution
The fourth proportional to 11,508,725,345.80, 17,263,088,674.80 and 2,784,589,889.80 is: 4,176,884,993.45
Step by Step Solution
- Step 1: Write the proportion equation
11,508,725,345.80 : 17,263,088,674.80 = 2,784,589,889.80 : x - Step 2: Convert to fraction form
11,508,725,345.80/17,263,088,674.80 = 2,784,589,889.80/x - Step 3: Cross multiply
11,508,725,345.80x = 17,263,088,674.80 × 2,784,589,889.80 - Step 4: Simplify right side
11,508,725,345.80x = 48,070,622,190,568,964,096 - Step 5: Solve for x
x = 48,070,622,190,568,964,096/11,508,725,345.80 - Step 6: Final answer
x = 4,176,884,993.45
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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.