Finding the Fourth Proportional to 99,606,068.62, 149,397,881.19 and 26,828,176.12
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Solution
The fourth proportional to 99,606,068.62, 149,397,881.19 and 26,828,176.12 is: 40,239,241.69
Step by Step Solution
- Step 1: Write the proportion equation
99,606,068.62 : 149,397,881.19 = 26,828,176.12 : x - Step 2: Convert to fraction form
99,606,068.62/149,397,881.19 = 26,828,176.12/x - Step 3: Cross multiply
99,606,068.62x = 149,397,881.19 × 26,828,176.12 - Step 4: Simplify right side
99,606,068.62x = 4,008,072,668,520,155.50 - Step 5: Solve for x
x = 4,008,072,668,520,155.50/99,606,068.62 - Step 6: Final answer
x = 40,239,241.69
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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.