Finding the Fourth Proportional to 1,348,362,814.42, 2,022,544,226.49 and 379,014,430.42
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Solution
The fourth proportional to 1,348,362,814.42, 2,022,544,226.49 and 379,014,430.42 is: 568,521,647.00
Step by Step Solution
- Step 1: Write the proportion equation
1,348,362,814.42 : 2,022,544,226.49 = 379,014,430.42 : x - Step 2: Convert to fraction form
1,348,362,814.42/2,022,544,226.49 = 379,014,430.42/x - Step 3: Cross multiply
1,348,362,814.42x = 2,022,544,226.49 × 379,014,430.42 - Step 4: Simplify right side
1,348,362,814.42x = 766,573,448,002,366,848 - Step 5: Solve for x
x = 766,573,448,002,366,848/1,348,362,814.42 - Step 6: Final answer
x = 568,521,647.00
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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.