Finding the Fourth Proportional to 1,560,376,239.18, 2,340,315,208.81 and 454,722,471.41
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Solution
The fourth proportional to 1,560,376,239.18, 2,340,315,208.81 and 454,722,471.41 is: 682,011,100.21
Step by Step Solution
- Step 1: Write the proportion equation
1,560,376,239.18 : 2,340,315,208.81 = 454,722,471.41 : x - Step 2: Convert to fraction form
1,560,376,239.18/2,340,315,208.81 = 454,722,471.41/x - Step 3: Cross multiply
1,560,376,239.18x = 2,340,315,208.81 × 454,722,471.41 - Step 4: Simplify right side
1,560,376,239.18x = 1,064,193,915,627,621,632 - Step 5: Solve for x
x = 1,064,193,915,627,621,632/1,560,376,239.18 - Step 6: Final answer
x = 682,011,100.21
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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.