Finding the Fourth Proportional to 133,059,411.70, 199,589,117.55 and 46,797,133.30
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Solution
The fourth proportional to 133,059,411.70, 199,589,117.55 and 46,797,133.30 is: 70,195,699.95
Step by Step Solution
- Step 1: Write the proportion equation
133,059,411.70 : 199,589,117.55 = 46,797,133.30 : x - Step 2: Convert to fraction form
133,059,411.70/199,589,117.55 = 46,797,133.30/x - Step 3: Cross multiply
133,059,411.70x = 199,589,117.55 × 46,797,133.30 - Step 4: Simplify right side
133,059,411.70x = 9,340,198,539,216,720 - Step 5: Solve for x
x = 9,340,198,539,216,720/133,059,411.70 - Step 6: Final answer
x = 70,195,699.95
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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.