Finding the Fourth Proportional to 266,373,243.24, 367,641,851.94 and 154,898,580.84
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Solution
The fourth proportional to 266,373,243.24, 367,641,851.94 and 154,898,580.84 is: 213,787,242.41
Step by Step Solution
- Step 1: Write the proportion equation
266,373,243.24 : 367,641,851.94 = 154,898,580.84 : x - Step 2: Convert to fraction form
266,373,243.24/367,641,851.94 = 154,898,580.84/x - Step 3: Cross multiply
266,373,243.24x = 367,641,851.94 × 154,898,580.84 - Step 4: Simplify right side
266,373,243.24x = 56,947,201,122,895,400 - Step 5: Solve for x
x = 56,947,201,122,895,400/266,373,243.24 - Step 6: Final answer
x = 213,787,242.41
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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.