Finding the Fourth Proportional to 117,582,039.93, 176,377,025.57 and 40,905,703.29
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Solution
The fourth proportional to 117,582,039.93, 176,377,025.57 and 40,905,703.29 is: 61,359,934.55
Step by Step Solution
- Step 1: Write the proportion equation
117,582,039.93 : 176,377,025.57 = 40,905,703.29 : x - Step 2: Convert to fraction form
117,582,039.93/176,377,025.57 = 40,905,703.29/x - Step 3: Cross multiply
117,582,039.93x = 176,377,025.57 × 40,905,703.29 - Step 4: Simplify right side
117,582,039.93x = 7,214,826,274,934,634 - Step 5: Solve for x
x = 7,214,826,274,934,634/117,582,039.93 - Step 6: Final answer
x = 61,359,934.55
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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.