Finding the Fourth Proportional to 568,606,844.70, 852,962,311.17 and 159,660,239.58
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Solution
The fourth proportional to 568,606,844.70, 852,962,311.17 and 159,660,239.58 is: 239,504,972.94
Step by Step Solution
- Step 1: Write the proportion equation
568,606,844.70 : 852,962,311.17 = 159,660,239.58 : x - Step 2: Convert to fraction form
568,606,844.70/852,962,311.17 = 159,660,239.58/x - Step 3: Cross multiply
568,606,844.70x = 852,962,311.17 × 159,660,239.58 - Step 4: Simplify right side
568,606,844.70x = 136,184,166,954,112,720 - Step 5: Solve for x
x = 136,184,166,954,112,720/568,606,844.70 - Step 6: Final answer
x = 239,504,972.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.