Finding the Fourth Proportional to 324,020,593.75, 447,005,926.43 and 189,990,097.09
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Solution
The fourth proportional to 324,020,593.75, 447,005,926.43 and 189,990,097.09 is: 262,102,782.97
Step by Step Solution
- Step 1: Write the proportion equation
324,020,593.75 : 447,005,926.43 = 189,990,097.09 : x - Step 2: Convert to fraction form
324,020,593.75/447,005,926.43 = 189,990,097.09/x - Step 3: Cross multiply
324,020,593.75x = 447,005,926.43 × 189,990,097.09 - Step 4: Simplify right side
324,020,593.75x = 84,926,699,361,291,152 - Step 5: Solve for x
x = 84,926,699,361,291,152/324,020,593.75 - Step 6: Final answer
x = 262,102,782.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.