Finding the Fourth Proportional to 99,370,135.57, 149,055,390.18 and 41,013,803.41
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Solution
The fourth proportional to 99,370,135.57, 149,055,390.18 and 41,013,803.41 is: 61,520,782.22
Step by Step Solution
- Step 1: Write the proportion equation
99,370,135.57 : 149,055,390.18 = 41,013,803.41 : x - Step 2: Convert to fraction form
99,370,135.57/149,055,390.18 = 41,013,803.41/x - Step 3: Cross multiply
99,370,135.57x = 149,055,390.18 × 41,013,803.41 - Step 4: Simplify right side
99,370,135.57x = 6,113,328,469,919,433 - Step 5: Solve for x
x = 6,113,328,469,919,433/99,370,135.57 - Step 6: Final answer
x = 61,520,782.22
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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.