Finding the Fourth Proportional to 236,365,014,649.62, 354,569,317,599.70 and 77,188,948,237.38
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Solution
The fourth proportional to 236,365,014,649.62, 354,569,317,599.70 and 77,188,948,237.38 is: 115,790,540,081.99
Step by Step Solution
- Step 1: Write the proportion equation
236,365,014,649.62 : 354,569,317,599.70 = 77,188,948,237.38 : x - Step 2: Convert to fraction form
236,365,014,649.62/354,569,317,599.70 = 77,188,948,237.38/x - Step 3: Cross multiply
236,365,014,649.62x = 354,569,317,599.70 × 77,188,948,237.38 - Step 4: Simplify right side
236,365,014,649.62x = 27,368,832,702,766,393,589,760 - Step 5: Solve for x
x = 27,368,832,702,766,393,589,760/236,365,014,649.62 - Step 6: Final answer
x = 115,790,540,081.99
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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.