Finding the Fourth Proportional to 196,014,567.74, 270,491,816.95 and 106,704,655.02
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Solution
The fourth proportional to 196,014,567.74, 270,491,816.95 and 106,704,655.02 is: 147,247,912.98
Step by Step Solution
- Step 1: Write the proportion equation
196,014,567.74 : 270,491,816.95 = 106,704,655.02 : x - Step 2: Convert to fraction form
196,014,567.74/270,491,816.95 = 106,704,655.02/x - Step 3: Cross multiply
196,014,567.74x = 270,491,816.95 × 106,704,655.02 - Step 4: Simplify right side
196,014,567.74x = 28,862,736,013,115,976 - Step 5: Solve for x
x = 28,862,736,013,115,976/196,014,567.74 - Step 6: Final answer
x = 147,247,912.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.