Finding the Fourth Proportional to 2,479,500,796.80, 3,421,714,601.16 and 1,350,474,993.84
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Solution
The fourth proportional to 2,479,500,796.80, 3,421,714,601.16 and 1,350,474,993.84 is: 1,863,657,398.65
Step by Step Solution
- Step 1: Write the proportion equation
2,479,500,796.80 : 3,421,714,601.16 = 1,350,474,993.84 : x - Step 2: Convert to fraction form
2,479,500,796.80/3,421,714,601.16 = 1,350,474,993.84/x - Step 3: Cross multiply
2,479,500,796.80x = 3,421,714,601.16 × 1,350,474,993.84 - Step 4: Simplify right side
2,479,500,796.80x = 4,620,940,004,923,788,288 - Step 5: Solve for x
x = 4,620,940,004,923,788,288/2,479,500,796.80 - Step 6: Final answer
x = 1,863,657,398.65
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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.