Finding the Fourth Proportional to 202,080,850.70, 303,121,276.05 and 181,673,516.30
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Solution
The fourth proportional to 202,080,850.70, 303,121,276.05 and 181,673,516.30 is: 272,510,274.45
Step by Step Solution
- Step 1: Write the proportion equation
202,080,850.70 : 303,121,276.05 = 181,673,516.30 : x - Step 2: Convert to fraction form
202,080,850.70/303,121,276.05 = 181,673,516.30/x - Step 3: Cross multiply
202,080,850.70x = 303,121,276.05 × 181,673,516.30 - Step 4: Simplify right side
202,080,850.70x = 55,069,108,085,346,480 - Step 5: Solve for x
x = 55,069,108,085,346,480/202,080,850.70 - Step 6: Final answer
x = 272,510,274.45
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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.