Finding the Fourth Proportional to 266,162,437.10, 367,324,045.49 and 153,166,565.94
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Solution
The fourth proportional to 266,162,437.10, 367,324,045.49 and 153,166,565.94 is: 211,381,302.52
Step by Step Solution
- Step 1: Write the proportion equation
266,162,437.10 : 367,324,045.49 = 153,166,565.94 : x - Step 2: Convert to fraction form
266,162,437.10/367,324,045.49 = 153,166,565.94/x - Step 3: Cross multiply
266,162,437.10x = 367,324,045.49 × 153,166,565.94 - Step 4: Simplify right side
266,162,437.10x = 56,261,762,635,965,128 - Step 5: Solve for x
x = 56,261,762,635,965,128/266,162,437.10 - Step 6: Final answer
x = 211,381,302.52
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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.