Finding the Fourth Proportional to 80,212,964,709.79, 110,696,545,970.62 and 44,085,277,697.12
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Solution
The fourth proportional to 80,212,964,709.79, 110,696,545,970.62 and 44,085,277,697.12 is: 60,839,142,236.96
Step by Step Solution
- Step 1: Write the proportion equation
80,212,964,709.79 : 110,696,545,970.62 = 44,085,277,697.12 : x - Step 2: Convert to fraction form
80,212,964,709.79/110,696,545,970.62 = 44,085,277,697.12/x - Step 3: Cross multiply
80,212,964,709.79x = 110,696,545,970.62 × 44,085,277,697.12 - Step 4: Simplify right side
80,212,964,709.79x = 4,880,087,969,226,792,370,176 - Step 5: Solve for x
x = 4,880,087,969,226,792,370,176/80,212,964,709.79 - Step 6: Final answer
x = 60,839,142,236.96
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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.