Finding the Fourth Proportional to 106,942,412.70, 160,413,619.05 and 26,163,380.70
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Solution
The fourth proportional to 106,942,412.70, 160,413,619.05 and 26,163,380.70 is: 39,245,071.05
Step by Step Solution
- Step 1: Write the proportion equation
106,942,412.70 : 160,413,619.05 = 26,163,380.70 : x - Step 2: Convert to fraction form
106,942,412.70/160,413,619.05 = 26,163,380.70/x - Step 3: Cross multiply
106,942,412.70x = 160,413,619.05 × 26,163,380.70 - Step 4: Simplify right side
106,942,412.70x = 4,196,962,584,669,922.50 - Step 5: Solve for x
x = 4,196,962,584,669,922.50/106,942,412.70 - Step 6: Final answer
x = 39,245,071.05
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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.