Finding the Fourth Proportional to 1,787,713,195.80, 2,681,569,793.70 and 1,787,713,195.80
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Solution
The fourth proportional to 1,787,713,195.80, 2,681,569,793.70 and 1,787,713,195.80 is: 2,681,569,793.70
Step by Step Solution
- Step 1: Write the proportion equation
1,787,713,195.80 : 2,681,569,793.70 = 1,787,713,195.80 : x - Step 2: Convert to fraction form
1,787,713,195.80/2,681,569,793.70 = 1,787,713,195.80/x - Step 3: Cross multiply
1,787,713,195.80x = 2,681,569,793.70 × 1,787,713,195.80 - Step 4: Simplify right side
1,787,713,195.80x = 4,793,877,705,656,173,568 - Step 5: Solve for x
x = 4,793,877,705,656,173,568/1,787,713,195.80 - Step 6: Final answer
x = 2,681,569,793.70
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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.