Finding the Fourth Proportional to 7,684,370,322,430.80, 11,526,149,525,453 and 2,520,535,139,976.80
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Solution
The fourth proportional to 7,684,370,322,430.80, 11,526,149,525,453 and 2,520,535,139,976.80 is: 3,780,669,552,419.64
Step by Step Solution
- Step 1: Write the proportion equation
7,684,370,322,430.80 : 11,526,149,525,453 = 2,520,535,139,976.80 : x - Step 2: Convert to fraction form
7,684,370,322,430.80/11,526,149,525,453 = 2,520,535,139,976.80/x - Step 3: Cross multiply
7,684,370,322,430.80x = 11,526,149,525,453 × 2,520,535,139,976.80 - Step 4: Simplify right side
7,684,370,322,430.80x = 29,052,064,907,531,201,122,664,448 - Step 5: Solve for x
x = 29,052,064,907,531,201,122,664,448/7,684,370,322,430.80 - Step 6: Final answer
x = 3,780,669,552,419.64
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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.