Finding the Fourth Proportional to 1,411,364,478.66, 2,117,287,906.19 and 581,864,674.44
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Solution
The fourth proportional to 1,411,364,478.66, 2,117,287,906.19 and 581,864,674.44 is: 872,896,446.56
Step by Step Solution
- Step 1: Write the proportion equation
1,411,364,478.66 : 2,117,287,906.19 = 581,864,674.44 : x - Step 2: Convert to fraction form
1,411,364,478.66/2,117,287,906.19 = 581,864,674.44/x - Step 3: Cross multiply
1,411,364,478.66x = 2,117,287,906.19 × 581,864,674.44 - Step 4: Simplify right side
1,411,364,478.66x = 1,231,975,038,233,877,760 - Step 5: Solve for x
x = 1,231,975,038,233,877,760/1,411,364,478.66 - Step 6: Final answer
x = 872,896,446.56
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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.