Finding the Fourth Proportional to 263,124,327.36, 363,107,173.92 and 145,647,137.28
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Solution
The fourth proportional to 263,124,327.36, 363,107,173.92 and 145,647,137.28 is: 200,990,615.11
Step by Step Solution
- Step 1: Write the proportion equation
263,124,327.36 : 363,107,173.92 = 145,647,137.28 : x - Step 2: Convert to fraction form
263,124,327.36/363,107,173.92 = 145,647,137.28/x - Step 3: Cross multiply
263,124,327.36x = 363,107,173.92 × 145,647,137.28 - Step 4: Simplify right side
263,124,327.36x = 52,885,520,407,279,080 - Step 5: Solve for x
x = 52,885,520,407,279,080/263,124,327.36 - Step 6: Final answer
x = 200,990,615.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.