Finding the Fourth Proportional to 83,871,812,103.24, 125,825,387,114.90 and 27,207,250,576.65
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Solution
The fourth proportional to 83,871,812,103.24, 125,825,387,114.90 and 27,207,250,576.65 is: 40,816,607,514.40
Step by Step Solution
- Step 1: Write the proportion equation
83,871,812,103.24 : 125,825,387,114.90 = 27,207,250,576.65 : x - Step 2: Convert to fraction form
83,871,812,103.24/125,825,387,114.90 = 27,207,250,576.65/x - Step 3: Cross multiply
83,871,812,103.24x = 125,825,387,114.90 × 27,207,250,576.65 - Step 4: Simplify right side
83,871,812,103.24x = 3,423,362,836,139,323,949,056 - Step 5: Solve for x
x = 3,423,362,836,139,323,949,056/83,871,812,103.24 - Step 6: Final answer
x = 40,816,607,514.40
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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.