Finding the Fourth Proportional to 106,942,408.20, 160,413,612.30 and 26,163,376.20
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Solution
The fourth proportional to 106,942,408.20, 160,413,612.30 and 26,163,376.20 is: 39,245,064.30
Step by Step Solution
- Step 1: Write the proportion equation
106,942,408.20 : 160,413,612.30 = 26,163,376.20 : x - Step 2: Convert to fraction form
106,942,408.20/160,413,612.30 = 26,163,376.20/x - Step 3: Cross multiply
106,942,408.20x = 160,413,612.30 × 26,163,376.20 - Step 4: Simplify right side
106,942,408.20x = 4,196,961,686,205,847.50 - Step 5: Solve for x
x = 4,196,961,686,205,847.50/106,942,408.20 - Step 6: Final answer
x = 39,245,064.30
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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.