Finding the Fourth Proportional to 890,649,793.80, 1,335,974,690.70 and 244,417,537.80
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Solution
The fourth proportional to 890,649,793.80, 1,335,974,690.70 and 244,417,537.80 is: 366,626,306.70
Step by Step Solution
- Step 1: Write the proportion equation
890,649,793.80 : 1,335,974,690.70 = 244,417,537.80 : x - Step 2: Convert to fraction form
890,649,793.80/1,335,974,690.70 = 244,417,537.80/x - Step 3: Cross multiply
890,649,793.80x = 1,335,974,690.70 × 244,417,537.80 - Step 4: Simplify right side
890,649,793.80x = 326,535,644,464,010,560 - Step 5: Solve for x
x = 326,535,644,464,010,560/890,649,793.80 - Step 6: Final answer
x = 366,626,306.70
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1.5x scale
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.