Finding the Fourth Proportional to 197,909,982.24, 273,106,522.44 and 109,803,042.24
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Solution
The fourth proportional to 197,909,982.24, 273,106,522.44 and 109,803,042.24 is: 151,523,064.58
Step by Step Solution
- Step 1: Write the proportion equation
197,909,982.24 : 273,106,522.44 = 109,803,042.24 : x - Step 2: Convert to fraction form
197,909,982.24/273,106,522.44 = 109,803,042.24/x - Step 3: Cross multiply
197,909,982.24x = 273,106,522.44 × 109,803,042.24 - Step 4: Simplify right side
197,909,982.24x = 29,987,927,019,498,828 - Step 5: Solve for x
x = 29,987,927,019,498,828/197,909,982.24 - Step 6: Final answer
x = 151,523,064.58
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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.