Finding the Fourth Proportional to 27,930,754,357.98, 41,894,629,524.12 and 13,751,584,852.53
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Solution
The fourth proportional to 27,930,754,357.98, 41,894,629,524.12 and 13,751,584,852.53 is: 20,626,637,769.33
Step by Step Solution
- Step 1: Write the proportion equation
27,930,754,357.98 : 41,894,629,524.12 = 13,751,584,852.53 : x - Step 2: Convert to fraction form
27,930,754,357.98/41,894,629,524.12 = 13,751,584,852.53/x - Step 3: Cross multiply
27,930,754,357.98x = 41,894,629,524.12 × 13,751,584,852.53 - Step 4: Simplify right side
27,930,754,357.98x = 576,117,552,766,244,749,312 - Step 5: Solve for x
x = 576,117,552,766,244,749,312/27,930,754,357.98 - Step 6: Final answer
x = 20,626,637,769.33
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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.