Finding the Fourth Proportional to 568,527,108.68, 852,790,565.70 and 309,959,770.52
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Solution
The fourth proportional to 568,527,108.68, 852,790,565.70 and 309,959,770.52 is: 464,939,602.72
Step by Step Solution
- Step 1: Write the proportion equation
568,527,108.68 : 852,790,565.70 = 309,959,770.52 : x - Step 2: Convert to fraction form
568,527,108.68/852,790,565.70 = 309,959,770.52/x - Step 3: Cross multiply
568,527,108.68x = 852,790,565.70 × 309,959,770.52 - Step 4: Simplify right side
568,527,108.68x = 264,330,768,045,992,992 - Step 5: Solve for x
x = 264,330,768,045,992,992/568,527,108.68 - Step 6: Final answer
x = 464,939,602.72
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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.