Finding the Fourth Proportional to 285,522,965,650.09, 428,193,584,300.40 and 94,259,391,248.99
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Solution
The fourth proportional to 285,522,965,650.09, 428,193,584,300.40 and 94,259,391,248.99 is: 141,359,089,980.66
Step by Step Solution
- Step 1: Write the proportion equation
285,522,965,650.09 : 428,193,584,300.40 = 94,259,391,248.99 : x - Step 2: Convert to fraction form
285,522,965,650.09/428,193,584,300.40 = 94,259,391,248.99/x - Step 3: Cross multiply
285,522,965,650.09x = 428,193,584,300.40 × 94,259,391,248.99 - Step 4: Simplify right side
285,522,965,650.09x = 40,361,266,592,876,643,483,648 - Step 5: Solve for x
x = 40,361,266,592,876,643,483,648/285,522,965,650.09 - Step 6: Final answer
x = 141,359,089,980.66
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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.