Finding the Fourth Proportional to 237,156,955,916.23, 327,276,599,164.42 and 135,658,841,243.38
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Solution
The fourth proportional to 237,156,955,916.23, 327,276,599,164.42 and 135,658,841,243.38 is: 187,209,200,915.88
Step by Step Solution
- Step 1: Write the proportion equation
237,156,955,916.23 : 327,276,599,164.42 = 135,658,841,243.38 : x - Step 2: Convert to fraction form
237,156,955,916.23/327,276,599,164.42 = 135,658,841,243.38/x - Step 3: Cross multiply
237,156,955,916.23x = 327,276,599,164.42 × 135,658,841,243.38 - Step 4: Simplify right side
237,156,955,916.23x = 44,397,964,208,719,362,260,992 - Step 5: Solve for x
x = 44,397,964,208,719,362,260,992/237,156,955,916.23 - Step 6: Final answer
x = 187,209,200,915.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.