Finding the Fourth Proportional to 194,103,634.70, 291,155,452.05 and 92,066,962.70
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Solution
The fourth proportional to 194,103,634.70, 291,155,452.05 and 92,066,962.70 is: 138,100,444.05
Step by Step Solution
- Step 1: Write the proportion equation
194,103,634.70 : 291,155,452.05 = 92,066,962.70 : x - Step 2: Convert to fraction form
194,103,634.70/291,155,452.05 = 92,066,962.70/x - Step 3: Cross multiply
194,103,634.70x = 291,155,452.05 × 92,066,962.70 - Step 4: Simplify right side
194,103,634.70x = 26,805,798,143,788,992 - Step 5: Solve for x
x = 26,805,798,143,788,992/194,103,634.70 - Step 6: Final answer
x = 138,100,444.05
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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.