Finding the Fourth Proportional to 117,089,991.25, 175,511,392.24 and 39,293,132.12
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Solution
The fourth proportional to 117,089,991.25, 175,511,392.24 and 39,293,132.12 is: 58,898,222.22
Step by Step Solution
- Step 1: Write the proportion equation
117,089,991.25 : 175,511,392.24 = 39,293,132.12 : x - Step 2: Convert to fraction form
117,089,991.25/175,511,392.24 = 39,293,132.12/x - Step 3: Cross multiply
117,089,991.25x = 175,511,392.24 × 39,293,132.12 - Step 4: Simplify right side
117,089,991.25x = 6,896,392,323,851,463 - Step 5: Solve for x
x = 6,896,392,323,851,463/117,089,991.25 - Step 6: Final answer
x = 58,898,222.22
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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.