Finding the Fourth Proportional to 3,686,131,855.74, 5,533,132,519.49 and 1,588,643,381.76
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Solution
The fourth proportional to 3,686,131,855.74, 5,533,132,519.49 and 1,588,643,381.76 is: 2,384,660,859.00
Step by Step Solution
- Step 1: Write the proportion equation
3,686,131,855.74 : 5,533,132,519.49 = 1,588,643,381.76 : x - Step 2: Convert to fraction form
3,686,131,855.74/5,533,132,519.49 = 1,588,643,381.76/x - Step 3: Cross multiply
3,686,131,855.74x = 5,533,132,519.49 × 1,588,643,381.76 - Step 4: Simplify right side
3,686,131,855.74x = 8,790,174,357,480,879,104 - Step 5: Solve for x
x = 8,790,174,357,480,879,104/3,686,131,855.74 - Step 6: Final answer
x = 2,384,660,859.00
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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.