Finding the Fourth Proportional to 4,537,044,019.20, 6,805,566,028.80 and 3,811,449,907.20
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Solution
The fourth proportional to 4,537,044,019.20, 6,805,566,028.80 and 3,811,449,907.20 is: 5,717,174,860.80
Step by Step Solution
- Step 1: Write the proportion equation
4,537,044,019.20 : 6,805,566,028.80 = 3,811,449,907.20 : x - Step 2: Convert to fraction form
4,537,044,019.20/6,805,566,028.80 = 3,811,449,907.20/x - Step 3: Cross multiply
4,537,044,019.20x = 6,805,566,028.80 × 3,811,449,907.20 - Step 4: Simplify right side
4,537,044,019.20x = 25,939,074,008,913,231,872 - Step 5: Solve for x
x = 25,939,074,008,913,231,872/4,537,044,019.20 - Step 6: Final answer
x = 5,717,174,860.80
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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.