Finding the Fourth Proportional to 2,250,431,958.24, 3,105,596,102.40 and 1,260,357,375.24
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Solution
The fourth proportional to 2,250,431,958.24, 3,105,596,102.40 and 1,260,357,375.24 is: 1,739,293,177.85
Step by Step Solution
- Step 1: Write the proportion equation
2,250,431,958.24 : 3,105,596,102.40 = 1,260,357,375.24 : x - Step 2: Convert to fraction form
2,250,431,958.24/3,105,596,102.40 = 1,260,357,375.24/x - Step 3: Cross multiply
2,250,431,958.24x = 3,105,596,102.40 × 1,260,357,375.24 - Step 4: Simplify right side
2,250,431,958.24x = 3,914,160,952,176,438,272 - Step 5: Solve for x
x = 3,914,160,952,176,438,272/2,250,431,958.24 - Step 6: Final answer
x = 1,739,293,177.85
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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.