Finding the Fourth Proportional to 160,970,768.70, 241,487,645.85 and 68,854,328.70
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Solution
The fourth proportional to 160,970,768.70, 241,487,645.85 and 68,854,328.70 is: 103,294,963.92
Step by Step Solution
- Step 1: Write the proportion equation
160,970,768.70 : 241,487,645.85 = 68,854,328.70 : x - Step 2: Convert to fraction form
160,970,768.70/241,487,645.85 = 68,854,328.70/x - Step 3: Cross multiply
160,970,768.70x = 241,487,645.85 × 68,854,328.70 - Step 4: Simplify right side
160,970,768.70x = 16,627,469,744,345,092 - Step 5: Solve for x
x = 16,627,469,744,345,092/160,970,768.70 - Step 6: Final answer
x = 103,294,963.92
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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.