Finding the Fourth Proportional to 160,363,201.88, 221,186,894.46 and 147,174,888.44
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Solution
The fourth proportional to 160,363,201.88, 221,186,894.46 and 147,174,888.44 is: 202,996,423.96
Step by Step Solution
- Step 1: Write the proportion equation
160,363,201.88 : 221,186,894.46 = 147,174,888.44 : x - Step 2: Convert to fraction form
160,363,201.88/221,186,894.46 = 147,174,888.44/x - Step 3: Cross multiply
160,363,201.88x = 221,186,894.46 × 147,174,888.44 - Step 4: Simplify right side
160,363,201.88x = 32,553,156,516,540,556 - Step 5: Solve for x
x = 32,553,156,516,540,556/160,363,201.88 - Step 6: Final answer
x = 202,996,423.96
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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.