Finding the Fourth Proportional to 112,171,550.49, 168,553,235.04 and 60,394,434.84
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Solution
The fourth proportional to 112,171,550.49, 168,553,235.04 and 60,394,434.84 is: 90,750,973.18
Step by Step Solution
- Step 1: Write the proportion equation
112,171,550.49 : 168,553,235.04 = 60,394,434.84 : x - Step 2: Convert to fraction form
112,171,550.49/168,553,235.04 = 60,394,434.84/x - Step 3: Cross multiply
112,171,550.49x = 168,553,235.04 × 60,394,434.84 - Step 4: Simplify right side
112,171,550.49x = 10,179,677,370,468,006 - Step 5: Solve for x
x = 10,179,677,370,468,006/112,171,550.49 - Step 6: Final answer
x = 90,750,973.18
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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.