Finding the Fourth Proportional to 1,993,277,056.92, 2,989,877,097.21 and 595,208,617.12
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Solution
The fourth proportional to 1,993,277,056.92, 2,989,877,097.21 and 595,208,617.12 is: 892,801,432.80
Step by Step Solution
- Step 1: Write the proportion equation
1,993,277,056.92 : 2,989,877,097.21 = 595,208,617.12 : x - Step 2: Convert to fraction form
1,993,277,056.92/2,989,877,097.21 = 595,208,617.12/x - Step 3: Cross multiply
1,993,277,056.92x = 2,989,877,097.21 × 595,208,617.12 - Step 4: Simplify right side
1,993,277,056.92x = 1,779,600,612,389,123,840 - Step 5: Solve for x
x = 1,779,600,612,389,123,840/1,993,277,056.92 - Step 6: Final answer
x = 892,801,432.80
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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.