Finding the Fourth Proportional to 492,472,949.97, 737,532,283.14 and 273,580,384.62
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Solution
The fourth proportional to 492,472,949.97, 737,532,283.14 and 273,580,384.62 is: 409,716,646.78
Step by Step Solution
- Step 1: Write the proportion equation
492,472,949.97 : 737,532,283.14 = 273,580,384.62 : x - Step 2: Convert to fraction form
492,472,949.97/737,532,283.14 = 273,580,384.62/x - Step 3: Cross multiply
492,472,949.97x = 737,532,283.14 × 273,580,384.62 - Step 4: Simplify right side
492,472,949.97x = 201,774,365,691,107,936 - Step 5: Solve for x
x = 201,774,365,691,107,936/492,472,949.97 - Step 6: Final answer
x = 409,716,646.78
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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.