Finding the Fourth Proportional to 263,202,268.52, 363,230,478.96 and 145,727,595.08
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Solution
The fourth proportional to 263,202,268.52, 363,230,478.96 and 145,727,595.08 is: 201,110,364.50
Step by Step Solution
- Step 1: Write the proportion equation
263,202,268.52 : 363,230,478.96 = 145,727,595.08 : x - Step 2: Convert to fraction form
263,202,268.52/363,230,478.96 = 145,727,595.08/x - Step 3: Cross multiply
263,202,268.52x = 363,230,478.96 × 145,727,595.08 - Step 4: Simplify right side
263,202,268.52x = 52,932,704,158,597,344 - Step 5: Solve for x
x = 52,932,704,158,597,344/263,202,268.52 - Step 6: Final answer
x = 201,110,364.50
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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.