Finding the Fourth Proportional to 1,136,247,521.63, 1,702,864,548.79 and 583,527,623.99
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Solution
The fourth proportional to 1,136,247,521.63, 1,702,864,548.79 and 583,527,623.99 is: 874,517,642.69
Step by Step Solution
- Step 1: Write the proportion equation
1,136,247,521.63 : 1,702,864,548.79 = 583,527,623.99 : x - Step 2: Convert to fraction form
1,136,247,521.63/1,702,864,548.79 = 583,527,623.99/x - Step 3: Cross multiply
1,136,247,521.63x = 1,702,864,548.79 × 583,527,623.99 - Step 4: Simplify right side
1,136,247,521.63x = 993,668,504,128,675,072 - Step 5: Solve for x
x = 993,668,504,128,675,072/1,136,247,521.63 - Step 6: Final answer
x = 874,517,642.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.