Finding the Fourth Proportional to 131,958,763.08, 197,931,706.65 and 48,976,662.30
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Solution
The fourth proportional to 131,958,763.08, 197,931,706.65 and 48,976,662.30 is: 73,462,603.99
Step by Step Solution
- Step 1: Write the proportion equation
131,958,763.08 : 197,931,706.65 = 48,976,662.30 : x - Step 2: Convert to fraction form
131,958,763.08/197,931,706.65 = 48,976,662.30/x - Step 3: Cross multiply
131,958,763.08x = 197,931,706.65 × 48,976,662.30 - Step 4: Simplify right side
131,958,763.08x = 9,694,034,355,059,714 - Step 5: Solve for x
x = 9,694,034,355,059,714/131,958,763.08 - Step 6: Final answer
x = 73,462,603.99
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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.