Finding the Fourth Proportional to 117,922,068,245.70, 176,883,102,368.55 and 96,984,143,151.30
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Solution
The fourth proportional to 117,922,068,245.70, 176,883,102,368.55 and 96,984,143,151.30 is: 145,476,214,726.95
Step by Step Solution
- Step 1: Write the proportion equation
117,922,068,245.70 : 176,883,102,368.55 = 96,984,143,151.30 : x - Step 2: Convert to fraction form
117,922,068,245.70/176,883,102,368.55 = 96,984,143,151.30/x - Step 3: Cross multiply
117,922,068,245.70x = 176,883,102,368.55 × 96,984,143,151.30 - Step 4: Simplify right side
117,922,068,245.70x = 17,154,856,121,157,503,942,656 - Step 5: Solve for x
x = 17,154,856,121,157,503,942,656/117,922,068,245.70 - Step 6: Final answer
x = 145,476,214,726.95
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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.