Finding the Fourth Proportional to 5,048,130,969.72, 7,572,350,717.36 and 1,731,899,021.96
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Solution
The fourth proportional to 5,048,130,969.72, 7,572,350,717.36 and 1,731,899,021.96 is: 2,597,901,456.99
Step by Step Solution
- Step 1: Write the proportion equation
5,048,130,969.72 : 7,572,350,717.36 = 1,731,899,021.96 : x - Step 2: Convert to fraction form
5,048,130,969.72/7,572,350,717.36 = 1,731,899,021.96/x - Step 3: Cross multiply
5,048,130,969.72x = 7,572,350,717.36 × 1,731,899,021.96 - Step 4: Simplify right side
5,048,130,969.72x = 13,114,546,801,333,889,024 - Step 5: Solve for x
x = 13,114,546,801,333,889,024/5,048,130,969.72 - Step 6: Final answer
x = 2,597,901,456.99
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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.