Finding the Fourth Proportional to 273,102,419.20, 409,653,628.80 and 273,102,419.20
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Solution
The fourth proportional to 273,102,419.20, 409,653,628.80 and 273,102,419.20 is: 409,653,628.80
Step by Step Solution
- Step 1: Write the proportion equation
273,102,419.20 : 409,653,628.80 = 273,102,419.20 : x - Step 2: Convert to fraction form
273,102,419.20/409,653,628.80 = 273,102,419.20/x - Step 3: Cross multiply
273,102,419.20x = 409,653,628.80 × 273,102,419.20 - Step 4: Simplify right side
273,102,419.20x = 111,877,397,059,338,784 - Step 5: Solve for x
x = 111,877,397,059,338,784/273,102,419.20 - Step 6: Final answer
x = 409,653,628.80
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1.5x scale
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.