Finding the Fourth Proportional to 328,275,396.23, 453,030,785.64 and 179,593,068.12
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Solution
The fourth proportional to 328,275,396.23, 453,030,785.64 and 179,593,068.12 is: 247,844,309.02
Step by Step Solution
- Step 1: Write the proportion equation
328,275,396.23 : 453,030,785.64 = 179,593,068.12 : x - Step 2: Convert to fraction form
328,275,396.23/453,030,785.64 = 179,593,068.12/x - Step 3: Cross multiply
328,275,396.23x = 453,030,785.64 × 179,593,068.12 - Step 4: Simplify right side
328,275,396.23x = 81,361,188,745,901,632 - Step 5: Solve for x
x = 81,361,188,745,901,632/328,275,396.23 - Step 6: Final answer
x = 247,844,309.02
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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.