Finding the Fourth Proportional to 192,479,750.96, 288,707,668.99 and 61,318,783.56
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Solution
The fourth proportional to 192,479,750.96, 288,707,668.99 and 61,318,783.56 is: 91,974,366.02
Step by Step Solution
- Step 1: Write the proportion equation
192,479,750.96 : 288,707,668.99 = 61,318,783.56 : x - Step 2: Convert to fraction form
192,479,750.96/288,707,668.99 = 61,318,783.56/x - Step 3: Cross multiply
192,479,750.96x = 288,707,668.99 × 61,318,783.56 - Step 4: Simplify right side
192,479,750.96x = 17,703,203,066,909,936 - Step 5: Solve for x
x = 17,703,203,066,909,936/192,479,750.96 - Step 6: Final answer
x = 91,974,366.02
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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.