Finding the Fourth Proportional to 7,202,673,926.62, 9,939,476,540.50 and 3,987,727,202.23
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Solution
The fourth proportional to 7,202,673,926.62, 9,939,476,540.50 and 3,987,727,202.23 is: 5,502,945,347.83
Step by Step Solution
- Step 1: Write the proportion equation
7,202,673,926.62 : 9,939,476,540.50 = 3,987,727,202.23 : x - Step 2: Convert to fraction form
7,202,673,926.62/9,939,476,540.50 = 3,987,727,202.23/x - Step 3: Cross multiply
7,202,673,926.62x = 9,939,476,540.50 × 3,987,727,202.23 - Step 4: Simplify right side
7,202,673,926.62x = 39,635,920,976,443,965,440 - Step 5: Solve for x
x = 39,635,920,976,443,965,440/7,202,673,926.62 - Step 6: Final answer
x = 5,502,945,347.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.