Finding the Fourth Proportional to 194,184,013.60, 291,276,020.40 and 177,555,815.20
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Solution
The fourth proportional to 194,184,013.60, 291,276,020.40 and 177,555,815.20 is: 266,333,722.80
Step by Step Solution
- Step 1: Write the proportion equation
194,184,013.60 : 291,276,020.40 = 177,555,815.20 : x - Step 2: Convert to fraction form
194,184,013.60/291,276,020.40 = 177,555,815.20/x - Step 3: Cross multiply
194,184,013.60x = 291,276,020.40 × 177,555,815.20 - Step 4: Simplify right side
194,184,013.60x = 51,717,751,250,333,824 - Step 5: Solve for x
x = 51,717,751,250,333,824/194,184,013.60 - Step 6: Final answer
x = 266,333,722.80
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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.