Finding the Fourth Proportional to 802,747,600.64, 1,107,543,421.60 and 467,983,163.44
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Solution
The fourth proportional to 802,747,600.64, 1,107,543,421.60 and 467,983,163.44 is: 645,672,031.50
Step by Step Solution
- Step 1: Write the proportion equation
802,747,600.64 : 1,107,543,421.60 = 467,983,163.44 : x - Step 2: Convert to fraction form
802,747,600.64/1,107,543,421.60 = 467,983,163.44/x - Step 3: Cross multiply
802,747,600.64x = 1,107,543,421.60 × 467,983,163.44 - Step 4: Simplify right side
802,747,600.64x = 518,311,674,087,529,600 - Step 5: Solve for x
x = 518,311,674,087,529,600/802,747,600.64 - Step 6: Final answer
x = 645,672,031.50
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1.5x scale
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.