Finding the Fourth Proportional to 5,524,519,157.15, 8,292,677,840.33 and 2,378,291,013.59
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Solution
The fourth proportional to 5,524,519,157.15, 8,292,677,840.33 and 2,378,291,013.59 is: 3,569,976,069.45
Step by Step Solution
- Step 1: Write the proportion equation
5,524,519,157.15 : 8,292,677,840.33 = 2,378,291,013.59 : x - Step 2: Convert to fraction form
5,524,519,157.15/8,292,677,840.33 = 2,378,291,013.59/x - Step 3: Cross multiply
5,524,519,157.15x = 8,292,677,840.33 × 2,378,291,013.59 - Step 4: Simplify right side
5,524,519,157.15x = 19,722,401,186,200,412,160 - Step 5: Solve for x
x = 19,722,401,186,200,412,160/5,524,519,157.15 - Step 6: Final answer
x = 3,569,976,069.45
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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.