Finding the Fourth Proportional to 5,044,848,316.92, 6,961,755,742.97 and 2,786,739,245.15
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Solution
The fourth proportional to 5,044,848,316.92, 6,961,755,742.97 and 2,786,739,245.15 is: 3,845,625,621.48
Step by Step Solution
- Step 1: Write the proportion equation
5,044,848,316.92 : 6,961,755,742.97 = 2,786,739,245.15 : x - Step 2: Convert to fraction form
5,044,848,316.92/6,961,755,742.97 = 2,786,739,245.15/x - Step 3: Cross multiply
5,044,848,316.92x = 6,961,755,742.97 × 2,786,739,245.15 - Step 4: Simplify right side
5,044,848,316.92x = 19,400,597,944,034,152,448 - Step 5: Solve for x
x = 19,400,597,944,034,152,448/5,044,848,316.92 - Step 6: Final answer
x = 3,845,625,621.48
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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.