Finding the Fourth Proportional to 3,626,737,388.80, 5,431,036,156.80 and 2,901,143,276.80
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Solution
The fourth proportional to 3,626,737,388.80, 5,431,036,156.80 and 2,901,143,276.80 is: 4,344,459,590.88
Step by Step Solution
- Step 1: Write the proportion equation
3,626,737,388.80 : 5,431,036,156.80 = 2,901,143,276.80 : x - Step 2: Convert to fraction form
3,626,737,388.80/5,431,036,156.80 = 2,901,143,276.80/x - Step 3: Cross multiply
3,626,737,388.80x = 5,431,036,156.80 × 2,901,143,276.80 - Step 4: Simplify right side
3,626,737,388.80x = 15,756,214,032,358,031,360 - Step 5: Solve for x
x = 15,756,214,032,358,031,360/3,626,737,388.80 - Step 6: Final answer
x = 4,344,459,590.88
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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.