Finding the Fourth Proportional to 266,373,241.24, 367,641,849.18 and 154,898,578.84
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Solution
The fourth proportional to 266,373,241.24, 367,641,849.18 and 154,898,578.84 is: 213,787,239.65
Step by Step Solution
- Step 1: Write the proportion equation
266,373,241.24 : 367,641,849.18 = 154,898,578.84 : x - Step 2: Convert to fraction form
266,373,241.24/367,641,849.18 = 154,898,578.84/x - Step 3: Cross multiply
266,373,241.24x = 367,641,849.18 × 154,898,578.84 - Step 4: Simplify right side
266,373,241.24x = 56,947,199,960,091,624 - Step 5: Solve for x
x = 56,947,199,960,091,624/266,373,241.24 - Step 6: Final answer
x = 213,787,239.65
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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.