Finding the Fourth Proportional to 549,414,553.10, 824,121,829.65 and 204,296,767.70
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Solution
The fourth proportional to 549,414,553.10, 824,121,829.65 and 204,296,767.70 is: 306,445,151.55
Step by Step Solution
- Step 1: Write the proportion equation
549,414,553.10 : 824,121,829.65 = 204,296,767.70 : x - Step 2: Convert to fraction form
549,414,553.10/824,121,829.65 = 204,296,767.70/x - Step 3: Cross multiply
549,414,553.10x = 824,121,829.65 × 204,296,767.70 - Step 4: Simplify right side
549,414,553.10x = 168,365,425,988,504,992 - Step 5: Solve for x
x = 168,365,425,988,504,992/549,414,553.10 - Step 6: Final answer
x = 306,445,151.55
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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.