Finding the Fourth Proportional to 68,953,198.24, 95,156,146.56 and 38,014,475.68
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Solution
The fourth proportional to 68,953,198.24, 95,156,146.56 and 38,014,475.68 is: 52,460,380.54
Step by Step Solution
- Step 1: Write the proportion equation
68,953,198.24 : 95,156,146.56 = 38,014,475.68 : x - Step 2: Convert to fraction form
68,953,198.24/95,156,146.56 = 38,014,475.68/x - Step 3: Cross multiply
68,953,198.24x = 95,156,146.56 × 38,014,475.68 - Step 4: Simplify right side
68,953,198.24x = 3,617,311,019,207,635.50 - Step 5: Solve for x
x = 3,617,311,019,207,635.50/68,953,198.24 - Step 6: Final answer
x = 52,460,380.54
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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.