Finding the Fourth Proportional to 33,135,917,488.38, 49,703,876,811.42 and 7,953,634,381.49
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Solution
The fourth proportional to 33,135,917,488.38, 49,703,876,811.42 and 7,953,634,381.49 is: 11,930,451,711.17
Step by Step Solution
- Step 1: Write the proportion equation
33,135,917,488.38 : 49,703,876,811.42 = 7,953,634,381.49 : x - Step 2: Convert to fraction form
33,135,917,488.38/49,703,876,811.42 = 7,953,634,381.49/x - Step 3: Cross multiply
33,135,917,488.38x = 49,703,876,811.42 × 7,953,634,381.49 - Step 4: Simplify right side
33,135,917,488.38x = 395,326,463,500,578,062,336 - Step 5: Solve for x
x = 395,326,463,500,578,062,336/33,135,917,488.38 - Step 6: Final answer
x = 11,930,451,711.17
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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.