Finding the Fourth Proportional to 266,373,240.24, 367,641,847.80 and 154,898,577.84
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Solution
The fourth proportional to 266,373,240.24, 367,641,847.80 and 154,898,577.84 is: 213,787,238.27
Step by Step Solution
- Step 1: Write the proportion equation
266,373,240.24 : 367,641,847.80 = 154,898,577.84 : x - Step 2: Convert to fraction form
266,373,240.24/367,641,847.80 = 154,898,577.84/x - Step 3: Cross multiply
266,373,240.24x = 367,641,847.80 × 154,898,577.84 - Step 4: Simplify right side
266,373,240.24x = 56,947,199,378,689,736 - Step 5: Solve for x
x = 56,947,199,378,689,736/266,373,240.24 - Step 6: Final answer
x = 213,787,238.27
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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.