Finding the Fourth Proportional to 292,196,122.74, 403,237,176.60 and 166,745,821.03
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Solution
The fourth proportional to 292,196,122.74, 403,237,176.60 and 166,745,821.03 is: 230,112,957.87
Step by Step Solution
- Step 1: Write the proportion equation
292,196,122.74 : 403,237,176.60 = 166,745,821.03 : x - Step 2: Convert to fraction form
292,196,122.74/403,237,176.60 = 166,745,821.03/x - Step 3: Cross multiply
292,196,122.74x = 403,237,176.60 × 166,745,821.03 - Step 4: Simplify right side
292,196,122.74x = 67,238,114,082,930,720 - Step 5: Solve for x
x = 67,238,114,082,930,720/292,196,122.74 - Step 6: Final answer
x = 230,112,957.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.