Finding the Fourth Proportional to 114,198,455,441.36, 157,598,121,622 and 68,480,174,235.80
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Solution
The fourth proportional to 114,198,455,441.36, 157,598,121,622 and 68,480,174,235.80 is: 94,505,190,864.43
Step by Step Solution
- Step 1: Write the proportion equation
114,198,455,441.36 : 157,598,121,622 = 68,480,174,235.80 : x - Step 2: Convert to fraction form
114,198,455,441.36/157,598,121,622 = 68,480,174,235.80/x - Step 3: Cross multiply
114,198,455,441.36x = 157,598,121,622 × 68,480,174,235.80 - Step 4: Simplify right side
114,198,455,441.36x = 10,792,346,827,909,360,517,120 - Step 5: Solve for x
x = 10,792,346,827,909,360,517,120/114,198,455,441.36 - Step 6: Final answer
x = 94,505,190,864.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.