Finding the Fourth Proportional to 178,331,827.60, 267,497,741.40 and 159,625,104.40
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Solution
The fourth proportional to 178,331,827.60, 267,497,741.40 and 159,625,104.40 is: 239,437,656.60
Step by Step Solution
- Step 1: Write the proportion equation
178,331,827.60 : 267,497,741.40 = 159,625,104.40 : x - Step 2: Convert to fraction form
178,331,827.60/267,497,741.40 = 159,625,104.40/x - Step 3: Cross multiply
178,331,827.60x = 267,497,741.40 × 159,625,104.40 - Step 4: Simplify right side
178,331,827.60x = 42,699,354,897,739,208 - Step 5: Solve for x
x = 42,699,354,897,739,208/178,331,827.60 - Step 6: Final answer
x = 239,437,656.60
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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.