Finding the Fourth Proportional to 269,224,716.20, 371,558,671.87 and 157,809,166.68
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Solution
The fourth proportional to 269,224,716.20, 371,558,671.87 and 157,809,166.68 is: 217,793,392.85
Step by Step Solution
- Step 1: Write the proportion equation
269,224,716.20 : 371,558,671.87 = 157,809,166.68 : x - Step 2: Convert to fraction form
269,224,716.20/371,558,671.87 = 157,809,166.68/x - Step 3: Cross multiply
269,224,716.20x = 371,558,671.87 × 157,809,166.68 - Step 4: Simplify right side
269,224,716.20x = 58,635,364,380,137,736 - Step 5: Solve for x
x = 58,635,364,380,137,736/269,224,716.20 - Step 6: Final answer
x = 217,793,392.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.