Finding the Fourth Proportional to 263,813,396.76, 395,723,460.60 and 69,723,134.28
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Solution
The fourth proportional to 263,813,396.76, 395,723,460.60 and 69,723,134.28 is: 104,585,590.88
Step by Step Solution
- Step 1: Write the proportion equation
263,813,396.76 : 395,723,460.60 = 69,723,134.28 : x - Step 2: Convert to fraction form
263,813,396.76/395,723,460.60 = 69,723,134.28/x - Step 3: Cross multiply
263,813,396.76x = 395,723,460.60 × 69,723,134.28 - Step 4: Simplify right side
263,813,396.76x = 27,591,079,981,160,092 - Step 5: Solve for x
x = 27,591,079,981,160,092/263,813,396.76 - Step 6: Final answer
x = 104,585,590.88
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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.