Finding the Fourth Proportional to 980,330,129.03, 1,470,494,295.08 and 307,290,052.99
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Solution
The fourth proportional to 980,330,129.03, 1,470,494,295.08 and 307,290,052.99 is: 460,934,797.85
Step by Step Solution
- Step 1: Write the proportion equation
980,330,129.03 : 1,470,494,295.08 = 307,290,052.99 : x - Step 2: Convert to fraction form
980,330,129.03/1,470,494,295.08 = 307,290,052.99/x - Step 3: Cross multiply
980,330,129.03x = 1,470,494,295.08 × 307,290,052.99 - Step 4: Simplify right side
980,330,129.03x = 451,868,269,853,717,888 - Step 5: Solve for x
x = 451,868,269,853,717,888/980,330,129.03 - Step 6: Final answer
x = 460,934,797.85
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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.