Finding the Fourth Proportional to 81,055,686,441.08, 121,559,051,042.76 and 24,380,504,310.04
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Solution
The fourth proportional to 81,055,686,441.08, 121,559,051,042.76 and 24,380,504,310.04 is: 36,563,393,612.45
Step by Step Solution
- Step 1: Write the proportion equation
81,055,686,441.08 : 121,559,051,042.76 = 24,380,504,310.04 : x - Step 2: Convert to fraction form
81,055,686,441.08/121,559,051,042.76 = 24,380,504,310.04/x - Step 3: Cross multiply
81,055,686,441.08x = 121,559,051,042.76 × 24,380,504,310.04 - Step 4: Simplify right side
81,055,686,441.08x = 2,963,670,967,872,382,304,256 - Step 5: Solve for x
x = 2,963,670,967,872,382,304,256/81,055,686,441.08 - Step 6: Final answer
x = 36,563,393,612.45
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1.5x scale
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.