Finding the Fourth Proportional to 246,475,803.06, 340,147,234.80 and 136,467,516.06
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Solution
The fourth proportional to 246,475,803.06, 340,147,234.80 and 136,467,516.06 is: 188,331,055.83
Step by Step Solution
- Step 1: Write the proportion equation
246,475,803.06 : 340,147,234.80 = 136,467,516.06 : x - Step 2: Convert to fraction form
246,475,803.06/340,147,234.80 = 136,467,516.06/x - Step 3: Cross multiply
246,475,803.06x = 340,147,234.80 × 136,467,516.06 - Step 4: Simplify right side
246,475,803.06x = 46,419,048,227,833,592 - Step 5: Solve for x
x = 46,419,048,227,833,592/246,475,803.06 - Step 6: Final answer
x = 188,331,055.83
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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.