Finding the Fourth Proportional to 3,510,235,270.80, 5,265,352,906.20 and 1,180,397,926.80
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Solution
The fourth proportional to 3,510,235,270.80, 5,265,352,906.20 and 1,180,397,926.80 is: 1,770,596,890.20
Step by Step Solution
- Step 1: Write the proportion equation
3,510,235,270.80 : 5,265,352,906.20 = 1,180,397,926.80 : x - Step 2: Convert to fraction form
3,510,235,270.80/5,265,352,906.20 = 1,180,397,926.80/x - Step 3: Cross multiply
3,510,235,270.80x = 5,265,352,906.20 × 1,180,397,926.80 - Step 4: Simplify right side
3,510,235,270.80x = 6,215,211,654,348,834,816 - Step 5: Solve for x
x = 6,215,211,654,348,834,816/3,510,235,270.80 - Step 6: Final answer
x = 1,770,596,890.20
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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.