Finding the Fourth Proportional to 195,610,861.20, 293,416,291.80 and 93,574,189.20
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Solution
The fourth proportional to 195,610,861.20, 293,416,291.80 and 93,574,189.20 is: 140,361,283.80
Step by Step Solution
- Step 1: Write the proportion equation
195,610,861.20 : 293,416,291.80 = 93,574,189.20 : x - Step 2: Convert to fraction form
195,610,861.20/293,416,291.80 = 93,574,189.20/x - Step 3: Cross multiply
195,610,861.20x = 293,416,291.80 × 93,574,189.20 - Step 4: Simplify right side
195,610,861.20x = 27,456,191,603,255,612 - Step 5: Solve for x
x = 27,456,191,603,255,612/195,610,861.20 - Step 6: Final answer
x = 140,361,283.80
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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.