Finding the Fourth Proportional to 327,959,446.36, 452,587,047.48 and 186,828,575.08
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Solution
The fourth proportional to 327,959,446.36, 452,587,047.48 and 186,828,575.08 is: 257,825,149.17
Step by Step Solution
- Step 1: Write the proportion equation
327,959,446.36 : 452,587,047.48 = 186,828,575.08 : x - Step 2: Convert to fraction form
327,959,446.36/452,587,047.48 = 186,828,575.08/x - Step 3: Cross multiply
327,959,446.36x = 452,587,047.48 × 186,828,575.08 - Step 4: Simplify right side
327,959,446.36x = 84,556,193,180,352,720 - Step 5: Solve for x
x = 84,556,193,180,352,720/327,959,446.36 - Step 6: Final answer
x = 257,825,149.17
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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.