Finding the Fourth Proportional to 2,794,415,219.93, 3,856,304,992.39 and 1,524,283,882.78
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Solution
The fourth proportional to 2,794,415,219.93, 3,856,304,992.39 and 1,524,283,882.78 is: 2,103,518,297.88
Step by Step Solution
- Step 1: Write the proportion equation
2,794,415,219.93 : 3,856,304,992.39 = 1,524,283,882.78 : x - Step 2: Convert to fraction form
2,794,415,219.93/3,856,304,992.39 = 1,524,283,882.78/x - Step 3: Cross multiply
2,794,415,219.93x = 3,856,304,992.39 × 1,524,283,882.78 - Step 4: Simplify right side
2,794,415,219.93x = 5,878,103,547,002,386,432 - Step 5: Solve for x
x = 5,878,103,547,002,386,432/2,794,415,219.93 - Step 6: Final answer
x = 2,103,518,297.88
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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.