Finding the Fourth Proportional to 99,684,101.70, 149,526,152.55 and 58,701,471.30
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Solution
The fourth proportional to 99,684,101.70, 149,526,152.55 and 58,701,471.30 is: 88,052,206.95
Step by Step Solution
- Step 1: Write the proportion equation
99,684,101.70 : 149,526,152.55 = 58,701,471.30 : x - Step 2: Convert to fraction form
99,684,101.70/149,526,152.55 = 58,701,471.30/x - Step 3: Cross multiply
99,684,101.70x = 149,526,152.55 × 58,701,471.30 - Step 4: Simplify right side
99,684,101.70x = 8,777,405,152,513,247 - Step 5: Solve for x
x = 8,777,405,152,513,247/99,684,101.70 - Step 6: Final answer
x = 88,052,206.95
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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.