Finding the Fourth Proportional to 1,300,201,632,750.80, 1,950,302,449,126.20 and 848,314,374,381.20
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Solution
The fourth proportional to 1,300,201,632,750.80, 1,950,302,449,126.20 and 848,314,374,381.20 is: 1,272,471,561,571.80
Step by Step Solution
- Step 1: Write the proportion equation
1,300,201,632,750.80 : 1,950,302,449,126.20 = 848,314,374,381.20 : x - Step 2: Convert to fraction form
1,300,201,632,750.80/1,950,302,449,126.20 = 848,314,374,381.20/x - Step 3: Cross multiply
1,300,201,632,750.80x = 1,950,302,449,126.20 × 848,314,374,381.20 - Step 4: Simplify right side
1,300,201,632,750.80x = 1,654,469,601,984,614,307,463,168 - Step 5: Solve for x
x = 1,654,469,601,984,614,307,463,168/1,300,201,632,750.80 - Step 6: Final answer
x = 1,272,471,561,571.80
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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.