Finding the Fourth Proportional to 361,745,536.20, 498,996,324.66 and 227,570,083.08
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Solution
The fourth proportional to 361,745,536.20, 498,996,324.66 and 227,570,083.08 is: 313,913,023.65
Step by Step Solution
- Step 1: Write the proportion equation
361,745,536.20 : 498,996,324.66 = 227,570,083.08 : x - Step 2: Convert to fraction form
361,745,536.20/498,996,324.66 = 227,570,083.08/x - Step 3: Cross multiply
361,745,536.20x = 498,996,324.66 × 227,570,083.08 - Step 4: Simplify right side
361,745,536.20x = 113,556,635,059,490,864 - Step 5: Solve for x
x = 113,556,635,059,490,864/361,745,536.20 - Step 6: Final answer
x = 313,913,023.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.