Finding the Fourth Proportional to 2,355,169,972,828.50, 3,250,134,568,761.60 and 1,272,523,416,318
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Solution
The fourth proportional to 2,355,169,972,828.50, 3,250,134,568,761.60 and 1,272,523,416,318 is: 1,756,082,317,900.25
Step by Step Solution
- Step 1: Write the proportion equation
2,355,169,972,828.50 : 3,250,134,568,761.60 = 1,272,523,416,318 : x - Step 2: Convert to fraction form
2,355,169,972,828.50/3,250,134,568,761.60 = 1,272,523,416,318/x - Step 3: Cross multiply
2,355,169,972,828.50x = 3,250,134,568,761.60 × 1,272,523,416,318 - Step 4: Simplify right side
2,355,169,972,828.50x = 4,135,872,344,933,740,893,437,952 - Step 5: Solve for x
x = 4,135,872,344,933,740,893,437,952/2,355,169,972,828.50 - Step 6: Final answer
x = 1,756,082,317,900.25
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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.