Finding the Fourth Proportional to 576,503,793.26, 864,576,840.61 and 207,990,840.19
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Solution
The fourth proportional to 576,503,793.26, 864,576,840.61 and 207,990,840.19 is: 311,921,735.10
Step by Step Solution
- Step 1: Write the proportion equation
576,503,793.26 : 864,576,840.61 = 207,990,840.19 : x - Step 2: Convert to fraction form
576,503,793.26/864,576,840.61 = 207,990,840.19/x - Step 3: Cross multiply
576,503,793.26x = 864,576,840.61 × 207,990,840.19 - Step 4: Simplify right side
576,503,793.26x = 179,824,063,487,289,600 - Step 5: Solve for x
x = 179,824,063,487,289,600/576,503,793.26 - Step 6: Final answer
x = 311,921,735.10
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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.