Finding the Fourth Proportional to 107,907,207.40, 161,860,811.10 and 35,130,845.80
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Solution
The fourth proportional to 107,907,207.40, 161,860,811.10 and 35,130,845.80 is: 52,696,268.70
Step by Step Solution
- Step 1: Write the proportion equation
107,907,207.40 : 161,860,811.10 = 35,130,845.80 : x - Step 2: Convert to fraction form
107,907,207.40/161,860,811.10 = 35,130,845.80/x - Step 3: Cross multiply
107,907,207.40x = 161,860,811.10 × 35,130,845.80 - Step 4: Simplify right side
107,907,207.40x = 5,686,307,195,817,028 - Step 5: Solve for x
x = 5,686,307,195,817,028/107,907,207.40 - Step 6: Final answer
x = 52,696,268.70
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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.