Finding the Fourth Proportional to 116,532,691.70, 162,843,437.50 and 116,532,691.70
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Solution
The fourth proportional to 116,532,691.70, 162,843,437.50 and 116,532,691.70 is: 162,843,437.50
Step by Step Solution
- Step 1: Write the proportion equation
116,532,691.70 : 162,843,437.50 = 116,532,691.70 : x - Step 2: Convert to fraction form
116,532,691.70/162,843,437.50 = 116,532,691.70/x - Step 3: Cross multiply
116,532,691.70x = 162,843,437.50 × 116,532,691.70 - Step 4: Simplify right side
116,532,691.70x = 18,976,584,097,555,720 - Step 5: Solve for x
x = 18,976,584,097,555,720/116,532,691.70 - Step 6: Final answer
x = 162,843,437.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.