Finding the Fourth Proportional to 196,236,426.09, 270,794,066.21 and 108,125,493
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Solution
The fourth proportional to 196,236,426.09, 270,794,066.21 and 108,125,493 is: 149,206,457.20
Step by Step Solution
- Step 1: Write the proportion equation
196,236,426.09 : 270,794,066.21 = 108,125,493 : x - Step 2: Convert to fraction form
196,236,426.09/270,794,066.21 = 108,125,493/x - Step 3: Cross multiply
196,236,426.09x = 270,794,066.21 × 108,125,493 - Step 4: Simplify right side
196,236,426.09x = 29,279,741,909,890,264 - Step 5: Solve for x
x = 29,279,741,909,890,264/196,236,426.09 - Step 6: Final answer
x = 149,206,457.20
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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.