Finding the Fourth Proportional to 8,856,863,999.20, 13,285,295,998.80 and 3,614,729,975.20
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Solution
The fourth proportional to 8,856,863,999.20, 13,285,295,998.80 and 3,614,729,975.20 is: 5,422,094,962.80
Step by Step Solution
- Step 1: Write the proportion equation
8,856,863,999.20 : 13,285,295,998.80 = 3,614,729,975.20 : x - Step 2: Convert to fraction form
8,856,863,999.20/13,285,295,998.80 = 3,614,729,975.20/x - Step 3: Cross multiply
8,856,863,999.20x = 13,285,295,998.80 × 3,614,729,975.20 - Step 4: Simplify right side
8,856,863,999.20x = 48,022,757,676,266,979,328 - Step 5: Solve for x
x = 48,022,757,676,266,979,328/8,856,863,999.20 - Step 6: Final answer
x = 5,422,094,962.80
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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.