Finding the Fourth Proportional to 112,877,316.62, 169,297,836.68 and 30,977,063.18
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Solution
The fourth proportional to 112,877,316.62, 169,297,836.68 and 30,977,063.18 is: 46,460,617.07
Step by Step Solution
- Step 1: Write the proportion equation
112,877,316.62 : 169,297,836.68 = 30,977,063.18 : x - Step 2: Convert to fraction form
112,877,316.62/169,297,836.68 = 30,977,063.18/x - Step 3: Cross multiply
112,877,316.62x = 169,297,836.68 × 30,977,063.18 - Step 4: Simplify right side
112,877,316.62x = 5,244,349,783,073,682 - Step 5: Solve for x
x = 5,244,349,783,073,682/112,877,316.62 - Step 6: Final answer
x = 46,460,617.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.