Finding the Fourth Proportional to 1,590,327,879.36, 2,385,402,096.96 and 704,758,179.84
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Solution
The fourth proportional to 1,590,327,879.36, 2,385,402,096.96 and 704,758,179.84 is: 1,057,097,509.17
Step by Step Solution
- Step 1: Write the proportion equation
1,590,327,879.36 : 2,385,402,096.96 = 704,758,179.84 : x - Step 2: Convert to fraction form
1,590,327,879.36/2,385,402,096.96 = 704,758,179.84/x - Step 3: Cross multiply
1,590,327,879.36x = 2,385,402,096.96 × 704,758,179.84 - Step 4: Simplify right side
1,590,327,879.36x = 1,681,131,640,040,048,896 - Step 5: Solve for x
x = 1,681,131,640,040,048,896/1,590,327,879.36 - Step 6: Final answer
x = 1,057,097,509.17
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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.