Finding the Fourth Proportional to 199,533,198.60, 299,399,330.70 and 113,337,793.80
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Solution
The fourth proportional to 199,533,198.60, 299,399,330.70 and 113,337,793.80 is: 170,063,226.80
Step by Step Solution
- Step 1: Write the proportion equation
199,533,198.60 : 299,399,330.70 = 113,337,793.80 : x - Step 2: Convert to fraction form
199,533,198.60/299,399,330.70 = 113,337,793.80/x - Step 3: Cross multiply
199,533,198.60x = 299,399,330.70 × 113,337,793.80 - Step 4: Simplify right side
199,533,198.60x = 33,933,259,606,734,608 - Step 5: Solve for x
x = 33,933,259,606,734,608/199,533,198.60 - Step 6: Final answer
x = 170,063,226.80
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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.