Finding the Fourth Proportional to 330,498,921.08, 495,730,441.08 and 100,450,069.60
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Solution
The fourth proportional to 330,498,921.08, 495,730,441.08 and 100,450,069.60 is: 150,669,651.65
Step by Step Solution
- Step 1: Write the proportion equation
330,498,921.08 : 495,730,441.08 = 100,450,069.60 : x - Step 2: Convert to fraction form
330,498,921.08/495,730,441.08 = 100,450,069.60/x - Step 3: Cross multiply
330,498,921.08x = 495,730,441.08 × 100,450,069.60 - Step 4: Simplify right side
330,498,921.08x = 49,796,157,309,324,696 - Step 5: Solve for x
x = 49,796,157,309,324,696/330,498,921.08 - Step 6: Final answer
x = 150,669,651.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.