Finding the Fourth Proportional to 68,990,635.23, 103,496,288.44 and 22,288,515.99
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Solution
The fourth proportional to 68,990,635.23, 103,496,288.44 and 22,288,515.99 is: 33,436,113.06
Step by Step Solution
- Step 1: Write the proportion equation
68,990,635.23 : 103,496,288.44 = 22,288,515.99 : x - Step 2: Convert to fraction form
68,990,635.23/103,496,288.44 = 22,288,515.99/x - Step 3: Cross multiply
68,990,635.23x = 103,496,288.44 × 22,288,515.99 - Step 4: Simplify right side
68,990,635.23x = 2,306,778,679,800,592 - Step 5: Solve for x
x = 2,306,778,679,800,592/68,990,635.23 - Step 6: Final answer
x = 33,436,113.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.