Finding the Fourth Proportional to 2,243,379,728.70, 3,365,069,593.05 and 1,861,173,776.70
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Solution
The fourth proportional to 2,243,379,728.70, 3,365,069,593.05 and 1,861,173,776.70 is: 2,791,760,665.05
Step by Step Solution
- Step 1: Write the proportion equation
2,243,379,728.70 : 3,365,069,593.05 = 1,861,173,776.70 : x - Step 2: Convert to fraction form
2,243,379,728.70/3,365,069,593.05 = 1,861,173,776.70/x - Step 3: Cross multiply
2,243,379,728.70x = 3,365,069,593.05 × 1,861,173,776.70 - Step 4: Simplify right side
2,243,379,728.70x = 6,262,979,283,355,201,536 - Step 5: Solve for x
x = 6,262,979,283,355,201,536/2,243,379,728.70 - Step 6: Final answer
x = 2,791,760,665.05
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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.