Finding the Fourth Proportional to 995,865,400.70, 1,493,798,101.05 and 506,089,375.10
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Solution
The fourth proportional to 995,865,400.70, 1,493,798,101.05 and 506,089,375.10 is: 759,134,062.65
Step by Step Solution
- Step 1: Write the proportion equation
995,865,400.70 : 1,493,798,101.05 = 506,089,375.10 : x - Step 2: Convert to fraction form
995,865,400.70/1,493,798,101.05 = 506,089,375.10/x - Step 3: Cross multiply
995,865,400.70x = 1,493,798,101.05 × 506,089,375.10 - Step 4: Simplify right side
995,865,400.70x = 755,995,347,485,961,216 - Step 5: Solve for x
x = 755,995,347,485,961,216/995,865,400.70 - Step 6: Final answer
x = 759,134,062.65
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Similar ratio
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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.