Finding the Fourth Proportional to 568,503,711.80, 852,626,651.08 and 257,405,956.08
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Solution
The fourth proportional to 568,503,711.80, 852,626,651.08 and 257,405,956.08 is: 386,050,563.51
Step by Step Solution
- Step 1: Write the proportion equation
568,503,711.80 : 852,626,651.08 = 257,405,956.08 : x - Step 2: Convert to fraction form
568,503,711.80/852,626,651.08 = 257,405,956.08/x - Step 3: Cross multiply
568,503,711.80x = 852,626,651.08 × 257,405,956.08 - Step 4: Simplify right side
568,503,711.80x = 219,471,178,300,536,000 - Step 5: Solve for x
x = 219,471,178,300,536,000/568,503,711.80 - Step 6: Final answer
x = 386,050,563.51
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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.