Finding the Fourth Proportional to 373,782,375,457.48, 515,812,954,291.20 and 211,198,530,640.82
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Solution
The fourth proportional to 373,782,375,457.48, 515,812,954,291.20 and 211,198,530,640.82 is: 291,450,173,108.00
Step by Step Solution
- Step 1: Write the proportion equation
373,782,375,457.48 : 515,812,954,291.20 = 211,198,530,640.82 : x - Step 2: Convert to fraction form
373,782,375,457.48/515,812,954,291.20 = 211,198,530,640.82/x - Step 3: Cross multiply
373,782,375,457.48x = 515,812,954,291.20 × 211,198,530,640.82 - Step 4: Simplify right side
373,782,375,457.48x = 108,938,938,031,801,897,058,304 - Step 5: Solve for x
x = 108,938,938,031,801,897,058,304/373,782,375,457.48 - Step 6: Final answer
x = 291,450,173,108.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.