Finding the Fourth Proportional to 11,949,385,260.26, 16,492,310,750.41 and 7,127,059,708.10
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Solution
The fourth proportional to 11,949,385,260.26, 16,492,310,750.41 and 7,127,059,708.10 is: 9,836,630,159.84
Step by Step Solution
- Step 1: Write the proportion equation
11,949,385,260.26 : 16,492,310,750.41 = 7,127,059,708.10 : x - Step 2: Convert to fraction form
11,949,385,260.26/16,492,310,750.41 = 7,127,059,708.10/x - Step 3: Cross multiply
11,949,385,260.26x = 16,492,310,750.41 × 7,127,059,708.10 - Step 4: Simplify right side
11,949,385,260.26x = 117,541,683,442,607,751,168 - Step 5: Solve for x
x = 117,541,683,442,607,751,168/11,949,385,260.26 - Step 6: Final answer
x = 9,836,630,159.84
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1.5x scale
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.