Finding the Fourth Proportional to 264,695,463.90, 397,043,195.85 and 203,473,460.70
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Solution
The fourth proportional to 264,695,463.90, 397,043,195.85 and 203,473,460.70 is: 305,210,191.05
Step by Step Solution
- Step 1: Write the proportion equation
264,695,463.90 : 397,043,195.85 = 203,473,460.70 : x - Step 2: Convert to fraction form
264,695,463.90/397,043,195.85 = 203,473,460.70/x - Step 3: Cross multiply
264,695,463.90x = 397,043,195.85 × 203,473,460.70 - Step 4: Simplify right side
264,695,463.90x = 80,787,753,106,987,376 - Step 5: Solve for x
x = 80,787,753,106,987,376/264,695,463.90 - Step 6: Final answer
x = 305,210,191.05
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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.