Finding the Fourth Proportional to 536,112,755, 739,867,204.32 and 403,720,173.08
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Solution
The fourth proportional to 536,112,755, 739,867,204.32 and 403,720,173.08 is: 557,157,637.08
Step by Step Solution
- Step 1: Write the proportion equation
536,112,755 : 739,867,204.32 = 403,720,173.08 : x - Step 2: Convert to fraction form
536,112,755/739,867,204.32 = 403,720,173.08/x - Step 3: Cross multiply
536,112,755x = 739,867,204.32 × 403,720,173.08 - Step 4: Simplify right side
536,112,755x = 298,699,315,784,286,144 - Step 5: Solve for x
x = 298,699,315,784,286,144/536,112,755 - Step 6: Final answer
x = 557,157,637.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.