Finding the Fourth Proportional to 3,935,829,169.12, 5,907,828,706.80 and 2,280,969,724
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Solution
The fourth proportional to 3,935,829,169.12, 5,907,828,706.80 and 2,280,969,724 is: 3,423,821,978.99
Step by Step Solution
- Step 1: Write the proportion equation
3,935,829,169.12 : 5,907,828,706.80 = 2,280,969,724 : x - Step 2: Convert to fraction form
3,935,829,169.12/5,907,828,706.80 = 2,280,969,724/x - Step 3: Cross multiply
3,935,829,169.12x = 5,907,828,706.80 × 2,280,969,724 - Step 4: Simplify right side
3,935,829,169.12x = 13,475,578,414,788,874,240 - Step 5: Solve for x
x = 13,475,578,414,788,874,240/3,935,829,169.12 - Step 6: Final answer
x = 3,423,821,978.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.