Finding the Fourth Proportional to 181,651,921.80, 272,477,882.70 and 149,366,881.05
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Solution
The fourth proportional to 181,651,921.80, 272,477,882.70 and 149,366,881.05 is: 224,050,321.58
Step by Step Solution
- Step 1: Write the proportion equation
181,651,921.80 : 272,477,882.70 = 149,366,881.05 : x - Step 2: Convert to fraction form
181,651,921.80/272,477,882.70 = 149,366,881.05/x - Step 3: Cross multiply
181,651,921.80x = 272,477,882.70 × 149,366,881.05 - Step 4: Simplify right side
181,651,921.80x = 40,699,171,494,006,752 - Step 5: Solve for x
x = 40,699,171,494,006,752/181,651,921.80 - Step 6: Final answer
x = 224,050,321.58
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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.