Finding the Fourth Proportional to 207,390,984.60, 310,869,177.27 and 96,635,342.30
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Solution
The fourth proportional to 207,390,984.60, 310,869,177.27 and 96,635,342.30 is: 144,851,761.09
Step by Step Solution
- Step 1: Write the proportion equation
207,390,984.60 : 310,869,177.27 = 96,635,342.30 : x - Step 2: Convert to fraction form
207,390,984.60/310,869,177.27 = 96,635,342.30/x - Step 3: Cross multiply
207,390,984.60x = 310,869,177.27 × 96,635,342.30 - Step 4: Simplify right side
207,390,984.60x = 30,040,949,354,089,104 - Step 5: Solve for x
x = 30,040,949,354,089,104/207,390,984.60 - Step 6: Final answer
x = 144,851,761.09
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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.