Finding the Fourth Proportional to 837,968,601.16, 1,156,432,510.74 and 466,690,573
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Solution
The fourth proportional to 837,968,601.16, 1,156,432,510.74 and 466,690,573 is: 644,052,951.78
Step by Step Solution
- Step 1: Write the proportion equation
837,968,601.16 : 1,156,432,510.74 = 466,690,573 : x - Step 2: Convert to fraction form
837,968,601.16/1,156,432,510.74 = 466,690,573/x - Step 3: Cross multiply
837,968,601.16x = 1,156,432,510.74 × 466,690,573 - Step 4: Simplify right side
837,968,601.16x = 539,696,151,073,079,232 - Step 5: Solve for x
x = 539,696,151,073,079,232/837,968,601.16 - Step 6: Final answer
x = 644,052,951.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.