Finding the Fourth Proportional to 2,170,628,466.48, 3,255,944,488.20 and 534,853,243.44
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Solution
The fourth proportional to 2,170,628,466.48, 3,255,944,488.20 and 534,853,243.44 is: 802,280,305.85
Step by Step Solution
- Step 1: Write the proportion equation
2,170,628,466.48 : 3,255,944,488.20 = 534,853,243.44 : x - Step 2: Convert to fraction form
2,170,628,466.48/3,255,944,488.20 = 534,853,243.44/x - Step 3: Cross multiply
2,170,628,466.48x = 3,255,944,488.20 × 534,853,243.44 - Step 4: Simplify right side
2,170,628,466.48x = 1,741,452,469,974,360,576 - Step 5: Solve for x
x = 1,741,452,469,974,360,576/2,170,628,466.48 - Step 6: Final answer
x = 802,280,305.85
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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.