Finding the Fourth Proportional to 195,636,223.80, 293,454,335.70 and 80,582,527.80
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Solution
The fourth proportional to 195,636,223.80, 293,454,335.70 and 80,582,527.80 is: 120,873,791.70
Step by Step Solution
- Step 1: Write the proportion equation
195,636,223.80 : 293,454,335.70 = 80,582,527.80 : x - Step 2: Convert to fraction form
195,636,223.80/293,454,335.70 = 80,582,527.80/x - Step 3: Cross multiply
195,636,223.80x = 293,454,335.70 × 80,582,527.80 - Step 4: Simplify right side
195,636,223.80x = 23,647,292,164,575,780 - Step 5: Solve for x
x = 23,647,292,164,575,780/195,636,223.80 - Step 6: Final answer
x = 120,873,791.70
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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.