Finding the Fourth Proportional to 902,734,665.21, 1,354,424,545.49 and 548,928,776.88
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Solution
The fourth proportional to 902,734,665.21, 1,354,424,545.49 and 548,928,776.88 is: 823,589,297.92
Step by Step Solution
- Step 1: Write the proportion equation
902,734,665.21 : 1,354,424,545.49 = 548,928,776.88 : x - Step 2: Convert to fraction form
902,734,665.21/1,354,424,545.49 = 548,928,776.88/x - Step 3: Cross multiply
902,734,665.21x = 1,354,424,545.49 × 548,928,776.88 - Step 4: Simplify right side
902,734,665.21x = 743,482,609,129,330,944 - Step 5: Solve for x
x = 743,482,609,129,330,944/902,734,665.21 - Step 6: Final answer
x = 823,589,297.92
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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.