Finding the Fourth Proportional to 7,560,943,762.80, 11,341,415,644.20 and 2,040,192,937.20
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Solution
The fourth proportional to 7,560,943,762.80, 11,341,415,644.20 and 2,040,192,937.20 is: 3,060,289,405.80
Step by Step Solution
- Step 1: Write the proportion equation
7,560,943,762.80 : 11,341,415,644.20 = 2,040,192,937.20 : x - Step 2: Convert to fraction form
7,560,943,762.80/11,341,415,644.20 = 2,040,192,937.20/x - Step 3: Cross multiply
7,560,943,762.80x = 11,341,415,644.20 × 2,040,192,937.20 - Step 4: Simplify right side
7,560,943,762.80x = 23,138,676,095,146,430,464 - Step 5: Solve for x
x = 23,138,676,095,146,430,464/7,560,943,762.80 - Step 6: Final answer
x = 3,060,289,405.80
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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.