Finding the Fourth Proportional to 3,413,838,546.88, 4,711,855,082.16 and 2,075,444,245.12
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Solution
The fourth proportional to 3,413,838,546.88, 4,711,855,082.16 and 2,075,444,245.12 is: 2,864,573,816.19
Step by Step Solution
- Step 1: Write the proportion equation
3,413,838,546.88 : 4,711,855,082.16 = 2,075,444,245.12 : x - Step 2: Convert to fraction form
3,413,838,546.88/4,711,855,082.16 = 2,075,444,245.12/x - Step 3: Cross multiply
3,413,838,546.88x = 4,711,855,082.16 × 2,075,444,245.12 - Step 4: Simplify right side
3,413,838,546.88x = 9,779,192,514,108,395,520 - Step 5: Solve for x
x = 9,779,192,514,108,395,520/3,413,838,546.88 - Step 6: Final answer
x = 2,864,573,816.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.