Finding the Fourth Proportional to 2,651,106,523.44, 3,977,068,392.69 and 903,900,652.50
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Solution
The fourth proportional to 2,651,106,523.44, 3,977,068,392.69 and 903,900,652.50 is: 1,355,990,294.39
Step by Step Solution
- Step 1: Write the proportion equation
2,651,106,523.44 : 3,977,068,392.69 = 903,900,652.50 : x - Step 2: Convert to fraction form
2,651,106,523.44/3,977,068,392.69 = 903,900,652.50/x - Step 3: Cross multiply
2,651,106,523.44x = 3,977,068,392.69 × 903,900,652.50 - Step 4: Simplify right side
2,651,106,523.44x = 3,594,874,715,189,617,152 - Step 5: Solve for x
x = 3,594,874,715,189,617,152/2,651,106,523.44 - Step 6: Final answer
x = 1,355,990,294.39
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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.