Finding the Fourth Proportional to 212,968,048.22, 318,611,559 and 161,301,518.18
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Solution
The fourth proportional to 212,968,048.22, 318,611,559 and 161,301,518.18 is: 241,315,674.37
Step by Step Solution
- Step 1: Write the proportion equation
212,968,048.22 : 318,611,559 = 161,301,518.18 : x - Step 2: Convert to fraction form
212,968,048.22/318,611,559 = 161,301,518.18/x - Step 3: Cross multiply
212,968,048.22x = 318,611,559 × 161,301,518.18 - Step 4: Simplify right side
212,968,048.22x = 51,392,528,176,396,648 - Step 5: Solve for x
x = 51,392,528,176,396,648/212,968,048.22 - Step 6: Final answer
x = 241,315,674.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.