Finding the Fourth Proportional to 57,457,264.20, 86,185,896.30 and 44,608,201.80
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Solution
The fourth proportional to 57,457,264.20, 86,185,896.30 and 44,608,201.80 is: 66,912,302.70
Step by Step Solution
- Step 1: Write the proportion equation
57,457,264.20 : 86,185,896.30 = 44,608,201.80 : x - Step 2: Convert to fraction form
57,457,264.20/86,185,896.30 = 44,608,201.80/x - Step 3: Cross multiply
57,457,264.20x = 86,185,896.30 × 44,608,201.80 - Step 4: Simplify right side
57,457,264.20x = 3,844,597,854,464,273 - Step 5: Solve for x
x = 3,844,597,854,464,273/57,457,264.20 - Step 6: Final answer
x = 66,912,302.70
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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.