Finding the Fourth Proportional to 163,936,217.03, 245,905,382.50 and 65,576,140.79
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Solution
The fourth proportional to 163,936,217.03, 245,905,382.50 and 65,576,140.79 is: 98,364,633.98
Step by Step Solution
- Step 1: Write the proportion equation
163,936,217.03 : 245,905,382.50 = 65,576,140.79 : x - Step 2: Convert to fraction form
163,936,217.03/245,905,382.50 = 65,576,140.79/x - Step 3: Cross multiply
163,936,217.03x = 245,905,382.50 × 65,576,140.79 - Step 4: Simplify right side
163,936,217.03x = 16,125,525,984,289,624 - Step 5: Solve for x
x = 16,125,525,984,289,624/163,936,217.03 - Step 6: Final answer
x = 98,364,633.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.