Finding the Fourth Proportional to 80,836,284.14, 121,252,675.50 and 22,542,406.73
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Solution
The fourth proportional to 80,836,284.14, 121,252,675.50 and 22,542,406.73 is: 33,813,121.88
Step by Step Solution
- Step 1: Write the proportion equation
80,836,284.14 : 121,252,675.50 = 22,542,406.73 : x - Step 2: Convert to fraction form
80,836,284.14/121,252,675.50 = 22,542,406.73/x - Step 3: Cross multiply
80,836,284.14x = 121,252,675.50 × 22,542,406.73 - Step 4: Simplify right side
80,836,284.14x = 2,733,327,128,221,706 - Step 5: Solve for x
x = 2,733,327,128,221,706/80,836,284.14 - Step 6: Final answer
x = 33,813,121.88
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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.