Finding the Fourth Proportional to 190,625,104.05, 285,937,656.08 and 132,512,030.70
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Solution
The fourth proportional to 190,625,104.05, 285,937,656.08 and 132,512,030.70 is: 198,768,046.05
Step by Step Solution
- Step 1: Write the proportion equation
190,625,104.05 : 285,937,656.08 = 132,512,030.70 : x - Step 2: Convert to fraction form
190,625,104.05/285,937,656.08 = 132,512,030.70/x - Step 3: Cross multiply
190,625,104.05x = 285,937,656.08 × 132,512,030.70 - Step 4: Simplify right side
190,625,104.05x = 37,890,179,460,096,440 - Step 5: Solve for x
x = 37,890,179,460,096,440/190,625,104.05 - Step 6: Final answer
x = 198,768,046.05
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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.