Finding the Fourth Proportional to 94,264,992.76, 130,083,650.34 and 54,574,197.08
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Solution
The fourth proportional to 94,264,992.76, 130,083,650.34 and 54,574,197.08 is: 75,311,211.12
Step by Step Solution
- Step 1: Write the proportion equation
94,264,992.76 : 130,083,650.34 = 54,574,197.08 : x - Step 2: Convert to fraction form
94,264,992.76/130,083,650.34 = 54,574,197.08/x - Step 3: Cross multiply
94,264,992.76x = 130,083,650.34 × 54,574,197.08 - Step 4: Simplify right side
94,264,992.76x = 7,099,210,770,540,969 - Step 5: Solve for x
x = 7,099,210,770,540,969/94,264,992.76 - Step 6: Final answer
x = 75,311,211.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.