Finding the Fourth Proportional to 1,763,302,247.26, 2,644,958,810.17 and 435,330,439.18
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Solution
The fourth proportional to 1,763,302,247.26, 2,644,958,810.17 and 435,330,439.18 is: 652,997,001.64
Step by Step Solution
- Step 1: Write the proportion equation
1,763,302,247.26 : 2,644,958,810.17 = 435,330,439.18 : x - Step 2: Convert to fraction form
1,763,302,247.26/2,644,958,810.17 = 435,330,439.18/x - Step 3: Cross multiply
1,763,302,247.26x = 2,644,958,810.17 × 435,330,439.18 - Step 4: Simplify right side
1,763,302,247.26x = 1,151,431,080,438,226,304 - Step 5: Solve for x
x = 1,151,431,080,438,226,304/1,763,302,247.26 - Step 6: Final answer
x = 652,997,001.64
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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.