Finding the Fourth Proportional to 2,125,402,416,108.70, 3,188,103,624,163 and 2,125,402,416,108.70
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Solution
The fourth proportional to 2,125,402,416,108.70, 3,188,103,624,163 and 2,125,402,416,108.70 is: 3,188,103,624,163
Step by Step Solution
- Step 1: Write the proportion equation
2,125,402,416,108.70 : 3,188,103,624,163 = 2,125,402,416,108.70 : x - Step 2: Convert to fraction form
2,125,402,416,108.70/3,188,103,624,163 = 2,125,402,416,108.70/x - Step 3: Cross multiply
2,125,402,416,108.70x = 3,188,103,624,163 × 2,125,402,416,108.70 - Step 4: Simplify right side
2,125,402,416,108.70x = 6,776,003,145,600,942,603,239,424 - Step 5: Solve for x
x = 6,776,003,145,600,942,603,239,424/2,125,402,416,108.70 - Step 6: Final answer
x = 3,188,103,624,163
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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.