Finding the Fourth Proportional to 850,685,708,869.20, 1,173,949,815,193.10 and 460,052,272,618.84
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Solution
The fourth proportional to 850,685,708,869.20, 1,173,949,815,193.10 and 460,052,272,618.84 is: 634,874,049,004.50
Step by Step Solution
- Step 1: Write the proportion equation
850,685,708,869.20 : 1,173,949,815,193.10 = 460,052,272,618.84 : x - Step 2: Convert to fraction form
850,685,708,869.20/1,173,949,815,193.10 = 460,052,272,618.84/x - Step 3: Cross multiply
850,685,708,869.20x = 1,173,949,815,193.10 × 460,052,272,618.84 - Step 4: Simplify right side
850,685,708,869.20x = 540,078,280,420,052,984,397,824 - Step 5: Solve for x
x = 540,078,280,420,052,984,397,824/850,685,708,869.20 - Step 6: Final answer
x = 634,874,049,004.50
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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.