Finding the Fourth Proportional to 194,176,132.80, 291,222,208.80 and 85,001,092.80
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Solution
The fourth proportional to 194,176,132.80, 291,222,208.80 and 85,001,092.80 is: 127,483,257.80
Step by Step Solution
- Step 1: Write the proportion equation
194,176,132.80 : 291,222,208.80 = 85,001,092.80 : x - Step 2: Convert to fraction form
194,176,132.80/291,222,208.80 = 85,001,092.80/x - Step 3: Cross multiply
194,176,132.80x = 291,222,208.80 × 85,001,092.80 - Step 4: Simplify right side
194,176,132.80x = 24,754,205,995,629,776 - Step 5: Solve for x
x = 24,754,205,995,629,776/194,176,132.80 - Step 6: Final answer
x = 127,483,257.80
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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.