Finding the Fourth Proportional to 129,330,370.52, 193,993,728.58 and 60,204,511.08
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Solution
The fourth proportional to 129,330,370.52, 193,993,728.58 and 60,204,511.08 is: 90,305,916.04
Step by Step Solution
- Step 1: Write the proportion equation
129,330,370.52 : 193,993,728.58 = 60,204,511.08 : x - Step 2: Convert to fraction form
129,330,370.52/193,993,728.58 = 60,204,511.08/x - Step 3: Cross multiply
129,330,370.52x = 193,993,728.58 × 60,204,511.08 - Step 4: Simplify right side
129,330,370.52x = 11,679,297,581,745,124 - Step 5: Solve for x
x = 11,679,297,581,745,124/129,330,370.52 - Step 6: Final answer
x = 90,305,916.04
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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.