Finding the Fourth Proportional to 99,908,852.18, 149,861,578.55 and 29,879,240.90
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Solution
The fourth proportional to 99,908,852.18, 149,861,578.55 and 29,879,240.90 is: 44,818,353.02
Step by Step Solution
- Step 1: Write the proportion equation
99,908,852.18 : 149,861,578.55 = 29,879,240.90 : x - Step 2: Convert to fraction form
99,908,852.18/149,861,578.55 = 29,879,240.90/x - Step 3: Cross multiply
99,908,852.18x = 149,861,578.55 × 29,879,240.90 - Step 4: Simplify right side
99,908,852.18x = 4,477,750,206,251,018 - Step 5: Solve for x
x = 4,477,750,206,251,018/99,908,852.18 - Step 6: Final answer
x = 44,818,353.02
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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.