Finding the Fourth Proportional to 106,942,403.20, 160,413,604.80 and 26,163,371.20
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Solution
The fourth proportional to 106,942,403.20, 160,413,604.80 and 26,163,371.20 is: 39,245,056.80
Step by Step Solution
- Step 1: Write the proportion equation
106,942,403.20 : 160,413,604.80 = 26,163,371.20 : x - Step 2: Convert to fraction form
106,942,403.20/160,413,604.80 = 26,163,371.20/x - Step 3: Cross multiply
106,942,403.20x = 160,413,604.80 × 26,163,371.20 - Step 4: Simplify right side
106,942,403.20x = 4,196,960,687,912,502 - Step 5: Solve for x
x = 4,196,960,687,912,502/106,942,403.20 - Step 6: Final answer
x = 39,245,056.80
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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.