Finding the Fourth Proportional to 192,720,797.66, 265,955,037.91 and 104,614,855.03
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Solution
The fourth proportional to 192,720,797.66, 265,955,037.91 and 104,614,855.03 is: 144,368,682.95
Step by Step Solution
- Step 1: Write the proportion equation
192,720,797.66 : 265,955,037.91 = 104,614,855.03 : x - Step 2: Convert to fraction form
192,720,797.66/265,955,037.91 = 104,614,855.03/x - Step 3: Cross multiply
192,720,797.66x = 265,955,037.91 × 104,614,855.03 - Step 4: Simplify right side
192,720,797.66x = 27,822,847,735,452,804 - Step 5: Solve for x
x = 27,822,847,735,452,804/192,720,797.66 - Step 6: Final answer
x = 144,368,682.95
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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.