Finding the Fourth Proportional to 3,468,474,907.44, 4,786,483,248.88 and 1,882,566,778.72
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Solution
The fourth proportional to 3,468,474,907.44, 4,786,483,248.88 and 1,882,566,778.72 is: 2,597,935,574.48
Step by Step Solution
- Step 1: Write the proportion equation
3,468,474,907.44 : 4,786,483,248.88 = 1,882,566,778.72 : x - Step 2: Convert to fraction form
3,468,474,907.44/4,786,483,248.88 = 1,882,566,778.72/x - Step 3: Cross multiply
3,468,474,907.44x = 4,786,483,248.88 × 1,882,566,778.72 - Step 4: Simplify right side
3,468,474,907.44x = 9,010,874,351,241,262,080 - Step 5: Solve for x
x = 9,010,874,351,241,262,080/3,468,474,907.44 - Step 6: Final answer
x = 2,597,935,574.48
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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.