Finding the Fourth Proportional to 453,433,860.80, 680,206,000.80 and 162,331,524.80
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Solution
The fourth proportional to 453,433,860.80, 680,206,000.80 and 162,331,524.80 is: 243,517,052.50
Step by Step Solution
- Step 1: Write the proportion equation
453,433,860.80 : 680,206,000.80 = 162,331,524.80 : x - Step 2: Convert to fraction form
453,433,860.80/680,206,000.80 = 162,331,524.80/x - Step 3: Cross multiply
453,433,860.80x = 680,206,000.80 × 162,331,524.80 - Step 4: Simplify right side
453,433,860.80x = 110,418,877,287,974,016 - Step 5: Solve for x
x = 110,418,877,287,974,016/453,433,860.80 - Step 6: Final answer
x = 243,517,052.50
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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.