Finding the Fourth Proportional to 266,215,219.23, 367,396,013.21 and 147,135,249.71
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Solution
The fourth proportional to 266,215,219.23, 367,396,013.21 and 147,135,249.71 is: 203,057,151.65
Step by Step Solution
- Step 1: Write the proportion equation
266,215,219.23 : 367,396,013.21 = 147,135,249.71 : x - Step 2: Convert to fraction form
266,215,219.23/367,396,013.21 = 147,135,249.71/x - Step 3: Cross multiply
266,215,219.23x = 367,396,013.21 × 147,135,249.71 - Step 4: Simplify right side
266,215,219.23x = 54,056,904,143,539,152 - Step 5: Solve for x
x = 54,056,904,143,539,152/266,215,219.23 - Step 6: Final answer
x = 203,057,151.65
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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.