Finding the Fourth Proportional to 737,467,515.10, 1,106,201,272.65 and 505,015,221.70
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Solution
The fourth proportional to 737,467,515.10, 1,106,201,272.65 and 505,015,221.70 is: 757,522,832.55
Step by Step Solution
- Step 1: Write the proportion equation
737,467,515.10 : 1,106,201,272.65 = 505,015,221.70 : x - Step 2: Convert to fraction form
737,467,515.10/1,106,201,272.65 = 505,015,221.70/x - Step 3: Cross multiply
737,467,515.10x = 1,106,201,272.65 × 505,015,221.70 - Step 4: Simplify right side
737,467,515.10x = 558,648,480,952,161,920 - Step 5: Solve for x
x = 558,648,480,952,161,920/737,467,515.10 - Step 6: Final answer
x = 757,522,832.55
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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.