Finding the Fourth Proportional to 366,623,596.09, 505,950,151.47 and 199,369,639.35
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Solution
The fourth proportional to 366,623,596.09, 505,950,151.47 and 199,369,639.35 is: 275,135,316.72
Step by Step Solution
- Step 1: Write the proportion equation
366,623,596.09 : 505,950,151.47 = 199,369,639.35 : x - Step 2: Convert to fraction form
366,623,596.09/505,950,151.47 = 199,369,639.35/x - Step 3: Cross multiply
366,623,596.09x = 505,950,151.47 × 199,369,639.35 - Step 4: Simplify right side
366,623,596.09x = 100,871,099,226,904,128 - Step 5: Solve for x
x = 100,871,099,226,904,128/366,623,596.09 - Step 6: Final answer
x = 275,135,316.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.