Finding the Fourth Proportional to 75,580,862.29, 104,301,334.18 and 42,541,092.28
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Solution
The fourth proportional to 75,580,862.29, 104,301,334.18 and 42,541,092.28 is: 58,706,563.38
Step by Step Solution
- Step 1: Write the proportion equation
75,580,862.29 : 104,301,334.18 = 42,541,092.28 : x - Step 2: Convert to fraction form
75,580,862.29/104,301,334.18 = 42,541,092.28/x - Step 3: Cross multiply
75,580,862.29x = 104,301,334.18 × 42,541,092.28 - Step 4: Simplify right side
75,580,862.29x = 4,437,092,682,278,498.50 - Step 5: Solve for x
x = 4,437,092,682,278,498.50/75,580,862.29 - Step 6: Final answer
x = 58,706,563.38
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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.