Finding the Fourth Proportional to 867,670,530.56, 1,301,504,751.36 and 221,438,343.68
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Solution
The fourth proportional to 867,670,530.56, 1,301,504,751.36 and 221,438,343.68 is: 332,157,248.96
Step by Step Solution
- Step 1: Write the proportion equation
867,670,530.56 : 1,301,504,751.36 = 221,438,343.68 : x - Step 2: Convert to fraction form
867,670,530.56/1,301,504,751.36 = 221,438,343.68/x - Step 3: Cross multiply
867,670,530.56x = 1,301,504,751.36 × 221,438,343.68 - Step 4: Simplify right side
867,670,530.56x = 288,203,056,432,808,608 - Step 5: Solve for x
x = 288,203,056,432,808,608/867,670,530.56 - Step 6: Final answer
x = 332,157,248.96
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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.