Finding the Fourth Proportional to 299,431,774.68, 413,192,786.94 and 169,064,450.52
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Solution
The fourth proportional to 299,431,774.68, 413,192,786.94 and 169,064,450.52 is: 233,295,920.44
Step by Step Solution
- Step 1: Write the proportion equation
299,431,774.68 : 413,192,786.94 = 169,064,450.52 : x - Step 2: Convert to fraction form
299,431,774.68/413,192,786.94 = 169,064,450.52/x - Step 3: Cross multiply
299,431,774.68x = 413,192,786.94 × 169,064,450.52 - Step 4: Simplify right side
299,431,774.68x = 69,856,211,482,838,536 - Step 5: Solve for x
x = 69,856,211,482,838,536/299,431,774.68 - Step 6: Final answer
x = 233,295,920.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.