Finding the Fourth Proportional to 425,653,490.00, 587,401,556.37 and 230,083,202.00
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Solution
The fourth proportional to 425,653,490.00, 587,401,556.37 and 230,083,202.00 is: 317,514,678.31
Step by Step Solution
- Step 1: Write the proportion equation
425,653,490.00 : 587,401,556.37 = 230,083,202.00 : x - Step 2: Convert to fraction form
425,653,490.00/587,401,556.37 = 230,083,202.00/x - Step 3: Cross multiply
425,653,490.00x = 587,401,556.37 × 230,083,202.00 - Step 4: Simplify right side
425,653,490.00x = 135,151,230,946,456,096 - Step 5: Solve for x
x = 135,151,230,946,456,096/425,653,490.00 - Step 6: Final answer
x = 317,514,678.31
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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.