Finding the Fourth Proportional to 96,783,487.20, 145,175,230.80 and 94,543,999.20
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Solution
The fourth proportional to 96,783,487.20, 145,175,230.80 and 94,543,999.20 is: 141,815,998.80
Step by Step Solution
- Step 1: Write the proportion equation
96,783,487.20 : 145,175,230.80 = 94,543,999.20 : x - Step 2: Convert to fraction form
96,783,487.20/145,175,230.80 = 94,543,999.20/x - Step 3: Cross multiply
96,783,487.20x = 145,175,230.80 × 94,543,999.20 - Step 4: Simplify right side
96,783,487.20x = 13,725,446,904,615,016 - Step 5: Solve for x
x = 13,725,446,904,615,016/96,783,487.20 - Step 6: Final answer
x = 141,815,998.80
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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.