Finding the Fourth Proportional to 199,792,706.16, 299,682,216.24 and 84,703,136.88
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Solution
The fourth proportional to 199,792,706.16, 299,682,216.24 and 84,703,136.88 is: 127,051,804.20
Step by Step Solution
- Step 1: Write the proportion equation
199,792,706.16 : 299,682,216.24 = 84,703,136.88 : x - Step 2: Convert to fraction form
199,792,706.16/299,682,216.24 = 84,703,136.88/x - Step 3: Cross multiply
199,792,706.16x = 299,682,216.24 × 84,703,136.88 - Step 4: Simplify right side
199,792,706.16x = 25,384,023,782,678,480 - Step 5: Solve for x
x = 25,384,023,782,678,480/199,792,706.16 - Step 6: Final answer
x = 127,051,804.20
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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.