Finding the Fourth Proportional to 569,257,636.50, 853,905,356.12 and 195,761,858.31
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Solution
The fourth proportional to 569,257,636.50, 853,905,356.12 and 195,761,858.31 is: 293,649,287.45
Step by Step Solution
- Step 1: Write the proportion equation
569,257,636.50 : 853,905,356.12 = 195,761,858.31 : x - Step 2: Convert to fraction form
569,257,636.50/853,905,356.12 = 195,761,858.31/x - Step 3: Cross multiply
569,257,636.50x = 853,905,356.12 × 195,761,858.31 - Step 4: Simplify right side
569,257,636.50x = 167,162,099,333,934,720 - Step 5: Solve for x
x = 167,162,099,333,934,720/569,257,636.50 - Step 6: Final answer
x = 293,649,287.45
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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.