Finding the Fourth Proportional to 235,771,820.40, 353,266,755.14 and 143,376,067.70
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Solution
The fourth proportional to 235,771,820.40, 353,266,755.14 and 143,376,067.70 is: 214,826,344.02
Step by Step Solution
- Step 1: Write the proportion equation
235,771,820.40 : 353,266,755.14 = 143,376,067.70 : x - Step 2: Convert to fraction form
235,771,820.40/353,266,755.14 = 143,376,067.70/x - Step 3: Cross multiply
235,771,820.40x = 353,266,755.14 × 143,376,067.70 - Step 4: Simplify right side
235,771,820.40x = 50,649,998,198,628,744 - Step 5: Solve for x
x = 50,649,998,198,628,744/235,771,820.40 - Step 6: Final answer
x = 214,826,344.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.