Finding the Fourth Proportional to 235,638,452.70, 353,215,155.79 and 104,542,466.84
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Solution
The fourth proportional to 235,638,452.70, 353,215,155.79 and 104,542,466.84 is: 156,706,103.30
Step by Step Solution
- Step 1: Write the proportion equation
235,638,452.70 : 353,215,155.79 = 104,542,466.84 : x - Step 2: Convert to fraction form
235,638,452.70/353,215,155.79 = 104,542,466.84/x - Step 3: Cross multiply
235,638,452.70x = 353,215,155.79 × 104,542,466.84 - Step 4: Simplify right side
235,638,452.70x = 36,925,983,710,662,096 - Step 5: Solve for x
x = 36,925,983,710,662,096/235,638,452.70 - Step 6: Final answer
x = 156,706,103.30
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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.