Finding the Fourth Proportional to 2,879,016,372.96, 4,320,529,290.56 and 1,013,812,305.81
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Solution
The fourth proportional to 2,879,016,372.96, 4,320,529,290.56 and 1,013,812,305.81 is: 1,521,424,401.58
Step by Step Solution
- Step 1: Write the proportion equation
2,879,016,372.96 : 4,320,529,290.56 = 1,013,812,305.81 : x - Step 2: Convert to fraction form
2,879,016,372.96/4,320,529,290.56 = 1,013,812,305.81/x - Step 3: Cross multiply
2,879,016,372.96x = 4,320,529,290.56 × 1,013,812,305.81 - Step 4: Simplify right side
2,879,016,372.96x = 4,380,205,762,382,277,120 - Step 5: Solve for x
x = 4,380,205,762,382,277,120/2,879,016,372.96 - Step 6: Final answer
x = 1,521,424,401.58
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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.