Finding the Fourth Proportional to 229,545,909.70, 344,318,864.55 and 229,545,909.70
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Solution
The fourth proportional to 229,545,909.70, 344,318,864.55 and 229,545,909.70 is: 344,318,864.55
Step by Step Solution
- Step 1: Write the proportion equation
229,545,909.70 : 344,318,864.55 = 229,545,909.70 : x - Step 2: Convert to fraction form
229,545,909.70/344,318,864.55 = 229,545,909.70/x - Step 3: Cross multiply
229,545,909.70x = 344,318,864.55 × 229,545,909.70 - Step 4: Simplify right side
229,545,909.70x = 79,036,986,990,000,832 - Step 5: Solve for x
x = 79,036,986,990,000,832/229,545,909.70 - Step 6: Final answer
x = 344,318,864.55
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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.