Finding the Fourth Proportional to 3,511,328,396.40, 5,264,603,807.40 and 1,671,962,252.40
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Solution
The fourth proportional to 3,511,328,396.40, 5,264,603,807.40 and 1,671,962,252.40 is: 2,506,805,928.16
Step by Step Solution
- Step 1: Write the proportion equation
3,511,328,396.40 : 5,264,603,807.40 = 1,671,962,252.40 : x - Step 2: Convert to fraction form
3,511,328,396.40/5,264,603,807.40 = 1,671,962,252.40/x - Step 3: Cross multiply
3,511,328,396.40x = 5,264,603,807.40 × 1,671,962,252.40 - Step 4: Simplify right side
3,511,328,396.40x = 8,802,218,839,814,119,424 - Step 5: Solve for x
x = 8,802,218,839,814,119,424/3,511,328,396.40 - Step 6: Final answer
x = 2,506,805,928.16
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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.