Finding the Fourth Proportional to 1,731,756,453.88, 2,597,372,217.64 and 471,318,790.08
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Solution
The fourth proportional to 1,731,756,453.88, 2,597,372,217.64 and 471,318,790.08 is: 706,906,752.54
Step by Step Solution
- Step 1: Write the proportion equation
1,731,756,453.88 : 2,597,372,217.64 = 471,318,790.08 : x - Step 2: Convert to fraction form
1,731,756,453.88/2,597,372,217.64 = 471,318,790.08/x - Step 3: Cross multiply
1,731,756,453.88x = 2,597,372,217.64 × 471,318,790.08 - Step 4: Simplify right side
1,731,756,453.88x = 1,224,190,331,005,491,200 - Step 5: Solve for x
x = 1,224,190,331,005,491,200/1,731,756,453.88 - Step 6: Final answer
x = 706,906,752.54
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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.