Finding the Fourth Proportional to 80,212,964,710.79, 110,696,545,972 and 44,085,277,698.12
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Solution
The fourth proportional to 80,212,964,710.79, 110,696,545,972 and 44,085,277,698.12 is: 60,839,142,238.34
Step by Step Solution
- Step 1: Write the proportion equation
80,212,964,710.79 : 110,696,545,972 = 44,085,277,698.12 : x - Step 2: Convert to fraction form
80,212,964,710.79/110,696,545,972 = 44,085,277,698.12/x - Step 3: Cross multiply
80,212,964,710.79x = 110,696,545,972 × 44,085,277,698.12 - Step 4: Simplify right side
80,212,964,710.79x = 4,880,087,969,398,326,820,864 - Step 5: Solve for x
x = 4,880,087,969,398,326,820,864/80,212,964,710.79 - Step 6: Final answer
x = 60,839,142,238.34
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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.