Finding the Fourth Proportional to 195,609,114.80, 293,413,672.20 and 93,572,442.80
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Solution
The fourth proportional to 195,609,114.80, 293,413,672.20 and 93,572,442.80 is: 140,358,664.20
Step by Step Solution
- Step 1: Write the proportion equation
195,609,114.80 : 293,413,672.20 = 93,572,442.80 : x - Step 2: Convert to fraction form
195,609,114.80/293,413,672.20 = 93,572,442.80/x - Step 3: Cross multiply
195,609,114.80x = 293,413,672.20 × 93,572,442.80 - Step 4: Simplify right side
195,609,114.80x = 27,455,434,058,672,448 - Step 5: Solve for x
x = 27,455,434,058,672,448/195,609,114.80 - Step 6: Final answer
x = 140,358,664.20
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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.