Finding the Fourth Proportional to 1,716,302,408.70, 2,574,453,613.05 and 423,837,896.70
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Solution
The fourth proportional to 1,716,302,408.70, 2,574,453,613.05 and 423,837,896.70 is: 635,756,845.05
Step by Step Solution
- Step 1: Write the proportion equation
1,716,302,408.70 : 2,574,453,613.05 = 423,837,896.70 : x - Step 2: Convert to fraction form
1,716,302,408.70/2,574,453,613.05 = 423,837,896.70/x - Step 3: Cross multiply
1,716,302,408.70x = 2,574,453,613.05 × 423,837,896.70 - Step 4: Simplify right side
1,716,302,408.70x = 1,091,151,004,506,827,776 - Step 5: Solve for x
x = 1,091,151,004,506,827,776/1,716,302,408.70 - Step 6: Final answer
x = 635,756,845.05
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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.