Finding the Fourth Proportional to 18,379,268,249.76, 27,576,921,294.99 and 6,436,092,602.70
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Solution
The fourth proportional to 18,379,268,249.76, 27,576,921,294.99 and 6,436,092,602.70 is: 9,656,946,987.23
Step by Step Solution
- Step 1: Write the proportion equation
18,379,268,249.76 : 27,576,921,294.99 = 6,436,092,602.70 : x - Step 2: Convert to fraction form
18,379,268,249.76/27,576,921,294.99 = 6,436,092,602.70/x - Step 3: Cross multiply
18,379,268,249.76x = 27,576,921,294.99 × 6,436,092,602.70 - Step 4: Simplify right side
18,379,268,249.76x = 177,487,619,151,925,248,000 - Step 5: Solve for x
x = 177,487,619,151,925,248,000/18,379,268,249.76 - Step 6: Final answer
x = 9,656,946,987.23
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1.5x scale
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.