Finding the Fourth Proportional to 195,241,623.21, 269,432,699.22 and 107,137,094.99
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Solution
The fourth proportional to 195,241,623.21, 269,432,699.22 and 107,137,094.99 is: 147,848,784.57
Step by Step Solution
- Step 1: Write the proportion equation
195,241,623.21 : 269,432,699.22 = 107,137,094.99 : x - Step 2: Convert to fraction form
195,241,623.21/269,432,699.22 = 107,137,094.99/x - Step 3: Cross multiply
195,241,623.21x = 269,432,699.22 × 107,137,094.99 - Step 4: Simplify right side
195,241,623.21x = 28,866,236,688,398,080 - Step 5: Solve for x
x = 28,866,236,688,398,080/195,241,623.21 - Step 6: Final answer
x = 147,848,784.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.