Finding the Fourth Proportional to 195,692,452.03, 292,899,939.99 and 143,863,324.08
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Solution
The fourth proportional to 195,692,452.03, 292,899,939.99 and 143,863,324.08 is: 215,325,417.78
Step by Step Solution
- Step 1: Write the proportion equation
195,692,452.03 : 292,899,939.99 = 143,863,324.08 : x - Step 2: Convert to fraction form
195,692,452.03/292,899,939.99 = 143,863,324.08/x - Step 3: Cross multiply
195,692,452.03x = 292,899,939.99 × 143,863,324.08 - Step 4: Simplify right side
195,692,452.03x = 42,137,558,989,793,928 - Step 5: Solve for x
x = 42,137,558,989,793,928/195,692,452.03 - Step 6: Final answer
x = 215,325,417.78
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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.