Finding the Fourth Proportional to 808,332,660.92, 1,212,490,908.17 and 255,635,183.44
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Solution
The fourth proportional to 808,332,660.92, 1,212,490,908.17 and 255,635,183.44 is: 383,450,218.85
Step by Step Solution
- Step 1: Write the proportion equation
808,332,660.92 : 1,212,490,908.17 = 255,635,183.44 : x - Step 2: Convert to fraction form
808,332,660.92/1,212,490,908.17 = 255,635,183.44/x - Step 3: Cross multiply
808,332,660.92x = 1,212,490,908.17 × 255,635,183.44 - Step 4: Simplify right side
808,332,660.92x = 309,955,335,729,370,176 - Step 5: Solve for x
x = 309,955,335,729,370,176/808,332,660.92 - Step 6: Final answer
x = 383,450,218.85
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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.