Finding the Fourth Proportional to 199,588,233.15, 299,382,349.73 and 113,591,893.95
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Solution
The fourth proportional to 199,588,233.15, 299,382,349.73 and 113,591,893.95 is: 170,387,840.93
Step by Step Solution
- Step 1: Write the proportion equation
199,588,233.15 : 299,382,349.73 = 113,591,893.95 : x - Step 2: Convert to fraction form
199,588,233.15/299,382,349.73 = 113,591,893.95/x - Step 3: Cross multiply
199,588,233.15x = 299,382,349.73 × 113,591,893.95 - Step 4: Simplify right side
199,588,233.15x = 34,007,408,120,464,016 - Step 5: Solve for x
x = 34,007,408,120,464,016/199,588,233.15 - Step 6: Final answer
x = 170,387,840.93
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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.