Finding the Fourth Proportional to 227,639,251.44, 341,513,199.36 and 74,285,593.20
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Solution
The fourth proportional to 227,639,251.44, 341,513,199.36 and 74,285,593.20 is: 111,446,116.78
Step by Step Solution
- Step 1: Write the proportion equation
227,639,251.44 : 341,513,199.36 = 74,285,593.20 : x - Step 2: Convert to fraction form
227,639,251.44/341,513,199.36 = 74,285,593.20/x - Step 3: Cross multiply
227,639,251.44x = 341,513,199.36 × 74,285,593.20 - Step 4: Simplify right side
227,639,251.44x = 25,369,510,600,087,464 - Step 5: Solve for x
x = 25,369,510,600,087,464/227,639,251.44 - Step 6: Final answer
x = 111,446,116.78
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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.