Finding the Fourth Proportional to 107,571,628.78, 161,023,439.86 and 58,265,024.88
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Solution
The fourth proportional to 107,571,628.78, 161,023,439.86 and 58,265,024.88 is: 87,216,627.99
Step by Step Solution
- Step 1: Write the proportion equation
107,571,628.78 : 161,023,439.86 = 58,265,024.88 : x - Step 2: Convert to fraction form
107,571,628.78/161,023,439.86 = 58,265,024.88/x - Step 3: Cross multiply
107,571,628.78x = 161,023,439.86 × 58,265,024.88 - Step 4: Simplify right side
107,571,628.78x = 9,382,034,729,706,084 - Step 5: Solve for x
x = 9,382,034,729,706,084/107,571,628.78 - Step 6: Final answer
x = 87,216,627.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.