Finding the Fourth Proportional to 189,088,971.36, 283,612,147.56 and 50,924,691.42
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Solution
The fourth proportional to 189,088,971.36, 283,612,147.56 and 50,924,691.42 is: 76,381,298.15
Step by Step Solution
- Step 1: Write the proportion equation
189,088,971.36 : 283,612,147.56 = 50,924,691.42 : x - Step 2: Convert to fraction form
189,088,971.36/283,612,147.56 = 50,924,691.42/x - Step 3: Cross multiply
189,088,971.36x = 283,612,147.56 × 50,924,691.42 - Step 4: Simplify right side
189,088,971.36x = 14,442,861,097,456,506 - Step 5: Solve for x
x = 14,442,861,097,456,506/189,088,971.36 - Step 6: Final answer
x = 76,381,298.15
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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.