Finding the Fourth Proportional to 99,645,588.70, 149,468,383.05 and 27,842,004.70
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Solution
The fourth proportional to 99,645,588.70, 149,468,383.05 and 27,842,004.70 is: 41,763,007.05
Step by Step Solution
- Step 1: Write the proportion equation
99,645,588.70 : 149,468,383.05 = 27,842,004.70 : x - Step 2: Convert to fraction form
99,645,588.70/149,468,383.05 = 27,842,004.70/x - Step 3: Cross multiply
99,645,588.70x = 149,468,383.05 × 27,842,004.70 - Step 4: Simplify right side
99,645,588.70x = 4,161,499,423,379,500.50 - Step 5: Solve for x
x = 4,161,499,423,379,500.50/99,645,588.70 - Step 6: Final answer
x = 41,763,007.05
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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.