Finding the Fourth Proportional to 165,689,279.76, 248,535,165 and 73,548,246.76
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Solution
The fourth proportional to 165,689,279.76, 248,535,165 and 73,548,246.76 is: 110,322,922.95
Step by Step Solution
- Step 1: Write the proportion equation
165,689,279.76 : 248,535,165 = 73,548,246.76 : x - Step 2: Convert to fraction form
165,689,279.76/248,535,165 = 73,548,246.76/x - Step 3: Cross multiply
165,689,279.76x = 248,535,165 × 73,548,246.76 - Step 4: Simplify right side
165,689,279.76x = 18,279,325,643,957,316 - Step 5: Solve for x
x = 18,279,325,643,957,316/165,689,279.76 - Step 6: Final answer
x = 110,322,922.95
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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.