Finding the Fourth Proportional to 4,922,539,912.35, 7,383,828,801.08 and 1,191,825,088.79
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Solution
The fourth proportional to 4,922,539,912.35, 7,383,828,801.08 and 1,191,825,088.79 is: 1,787,742,217.05
Step by Step Solution
- Step 1: Write the proportion equation
4,922,539,912.35 : 7,383,828,801.08 = 1,191,825,088.79 : x - Step 2: Convert to fraction form
4,922,539,912.35/7,383,828,801.08 = 1,191,825,088.79/x - Step 3: Cross multiply
4,922,539,912.35x = 7,383,828,801.08 × 1,191,825,088.79 - Step 4: Simplify right side
4,922,539,912.35x = 8,800,232,416,414,452,736 - Step 5: Solve for x
x = 8,800,232,416,414,452,736/4,922,539,912.35 - Step 6: Final answer
x = 1,787,742,217.05
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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.