Finding the Fourth Proportional to 195,615,793.80, 293,423,690.70 and 93,579,121.80
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Solution
The fourth proportional to 195,615,793.80, 293,423,690.70 and 93,579,121.80 is: 140,368,682.70
Step by Step Solution
- Step 1: Write the proportion equation
195,615,793.80 : 293,423,690.70 = 93,579,121.80 : x - Step 2: Convert to fraction form
195,615,793.80/293,423,690.70 = 93,579,121.80/x - Step 3: Cross multiply
195,615,793.80x = 293,423,690.70 × 93,579,121.80 - Step 4: Simplify right side
195,615,793.80x = 27,458,331,291,020,824 - Step 5: Solve for x
x = 27,458,331,291,020,824/195,615,793.80 - Step 6: Final answer
x = 140,368,682.70
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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.