Finding the Fourth Proportional to 79,799,599.26, 110,123,397.24 and 43,130,170.26
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Solution
The fourth proportional to 79,799,599.26, 110,123,397.24 and 43,130,170.26 is: 59,519,608.08
Step by Step Solution
- Step 1: Write the proportion equation
79,799,599.26 : 110,123,397.24 = 43,130,170.26 : x - Step 2: Convert to fraction form
79,799,599.26/110,123,397.24 = 43,130,170.26/x - Step 3: Cross multiply
79,799,599.26x = 110,123,397.24 × 43,130,170.26 - Step 4: Simplify right side
79,799,599.26x = 4,749,640,872,570,814 - Step 5: Solve for x
x = 4,749,640,872,570,814/79,799,599.26 - Step 6: Final answer
x = 59,519,608.08
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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.