Finding the Fourth Proportional to 7,244,802,985.20, 10,867,204,477.80 and 2,337,476,791.20
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Solution
The fourth proportional to 7,244,802,985.20, 10,867,204,477.80 and 2,337,476,791.20 is: 3,506,215,186.80
Step by Step Solution
- Step 1: Write the proportion equation
7,244,802,985.20 : 10,867,204,477.80 = 2,337,476,791.20 : x - Step 2: Convert to fraction form
7,244,802,985.20/10,867,204,477.80 = 2,337,476,791.20/x - Step 3: Cross multiply
7,244,802,985.20x = 10,867,204,477.80 × 2,337,476,791.20 - Step 4: Simplify right side
7,244,802,985.20x = 25,401,838,252,082,212,864 - Step 5: Solve for x
x = 25,401,838,252,082,212,864/7,244,802,985.20 - Step 6: Final answer
x = 3,506,215,186.80
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1.5x scale
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.