Finding the Fourth Proportional to 195,613,276.40, 293,419,914.60 and 176,129,730.80
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Solution
The fourth proportional to 195,613,276.40, 293,419,914.60 and 176,129,730.80 is: 264,194,596.20
Step by Step Solution
- Step 1: Write the proportion equation
195,613,276.40 : 293,419,914.60 = 176,129,730.80 : x - Step 2: Convert to fraction form
195,613,276.40/293,419,914.60 = 176,129,730.80/x - Step 3: Cross multiply
195,613,276.40x = 293,419,914.60 × 176,129,730.80 - Step 4: Simplify right side
195,613,276.40x = 51,679,970,569,857,000 - Step 5: Solve for x
x = 51,679,970,569,857,000/195,613,276.40 - Step 6: Final answer
x = 264,194,596.20
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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.