Finding the Fourth Proportional to 75,449,210,917.70, 104,120,234,766.67 and 41,155,664,814.99
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Solution
The fourth proportional to 75,449,210,917.70, 104,120,234,766.67 and 41,155,664,814.99 is: 56,794,994,015.11
Step by Step Solution
- Step 1: Write the proportion equation
75,449,210,917.70 : 104,120,234,766.67 = 41,155,664,814.99 : x - Step 2: Convert to fraction form
75,449,210,917.70/104,120,234,766.67 = 41,155,664,814.99/x - Step 3: Cross multiply
75,449,210,917.70x = 104,120,234,766.67 × 41,155,664,814.99 - Step 4: Simplify right side
75,449,210,917.70x = 4,285,137,482,515,450,691,584 - Step 5: Solve for x
x = 4,285,137,482,515,450,691,584/75,449,210,917.70 - Step 6: Final answer
x = 56,794,994,015.11
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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.