Finding the Fourth Proportional to 2,707,728,318.57, 4,057,450,276.67 and 1,447,371,717.75
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Solution
The fourth proportional to 2,707,728,318.57, 4,057,450,276.67 and 1,447,371,717.75 is: 2,168,843,430.98
Step by Step Solution
- Step 1: Write the proportion equation
2,707,728,318.57 : 4,057,450,276.67 = 1,447,371,717.75 : x - Step 2: Convert to fraction form
2,707,728,318.57/4,057,450,276.67 = 1,447,371,717.75/x - Step 3: Cross multiply
2,707,728,318.57x = 4,057,450,276.67 × 1,447,371,717.75 - Step 4: Simplify right side
2,707,728,318.57x = 5,872,638,776,621,834,240 - Step 5: Solve for x
x = 5,872,638,776,621,834,240/2,707,728,318.57 - Step 6: Final answer
x = 2,168,843,430.98
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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.