Finding the Fourth Proportional to 141,344,277.99, 211,770,713.67 and 99,189,566.13
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Solution
The fourth proportional to 141,344,277.99, 211,770,713.67 and 99,189,566.13 is: 148,611,924.78
Step by Step Solution
- Step 1: Write the proportion equation
141,344,277.99 : 211,770,713.67 = 99,189,566.13 : x - Step 2: Convert to fraction form
141,344,277.99/211,770,713.67 = 99,189,566.13/x - Step 3: Cross multiply
141,344,277.99x = 211,770,713.67 × 99,189,566.13 - Step 4: Simplify right side
141,344,277.99x = 21,005,445,208,497,184 - Step 5: Solve for x
x = 21,005,445,208,497,184/141,344,277.99 - Step 6: Final answer
x = 148,611,924.78
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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.