Finding the Fourth Proportional to 99,567,793.20, 149,351,689.80 and 93,190,501.20
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Solution
The fourth proportional to 99,567,793.20, 149,351,689.80 and 93,190,501.20 is: 139,785,751.80
Step by Step Solution
- Step 1: Write the proportion equation
99,567,793.20 : 149,351,689.80 = 93,190,501.20 : x - Step 2: Convert to fraction form
99,567,793.20/149,351,689.80 = 93,190,501.20/x - Step 3: Cross multiply
99,567,793.20x = 149,351,689.80 × 93,190,501.20 - Step 4: Simplify right side
99,567,793.20x = 13,918,158,827,528,930 - Step 5: Solve for x
x = 13,918,158,827,528,930/99,567,793.20 - Step 6: Final answer
x = 139,785,751.80
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Similar ratio
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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.