Finding the Fourth Proportional to 79,881,201,476.01, 110,236,117,469.43 and 43,259,601,107.13
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Solution
The fourth proportional to 79,881,201,476.01, 110,236,117,469.43 and 43,259,601,107.13 is: 59,698,281,713.48
Step by Step Solution
- Step 1: Write the proportion equation
79,881,201,476.01 : 110,236,117,469.43 = 43,259,601,107.13 : x - Step 2: Convert to fraction form
79,881,201,476.01/110,236,117,469.43 = 43,259,601,107.13/x - Step 3: Cross multiply
79,881,201,476.01x = 110,236,117,469.43 × 43,259,601,107.13 - Step 4: Simplify right side
79,881,201,476.01x = 4,768,770,469,326,266,302,464 - Step 5: Solve for x
x = 4,768,770,469,326,266,302,464/79,881,201,476.01 - Step 6: Final answer
x = 59,698,281,713.48
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1.5x scale
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.