Finding the Fourth Proportional to 85,583,593.08, 118,105,348.46 and 48,413,076.62
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Solution
The fourth proportional to 85,583,593.08, 118,105,348.46 and 48,413,076.62 is: 66,810,040.07
Step by Step Solution
- Step 1: Write the proportion equation
85,583,593.08 : 118,105,348.46 = 48,413,076.62 : x - Step 2: Convert to fraction form
85,583,593.08/118,105,348.46 = 48,413,076.62/x - Step 3: Cross multiply
85,583,593.08x = 118,105,348.46 × 48,413,076.62 - Step 4: Simplify right side
85,583,593.08x = 5,717,843,283,393,187 - Step 5: Solve for x
x = 5,717,843,283,393,187/85,583,593.08 - Step 6: Final answer
x = 66,810,040.07
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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.