Finding the Fourth Proportional to 3,351,349,618.16, 4,624,862,418.36 and 1,942,470,775.52
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Solution
The fourth proportional to 3,351,349,618.16, 4,624,862,418.36 and 1,942,470,775.52 is: 2,680,609,638.51
Step by Step Solution
- Step 1: Write the proportion equation
3,351,349,618.16 : 4,624,862,418.36 = 1,942,470,775.52 : x - Step 2: Convert to fraction form
3,351,349,618.16/4,624,862,418.36 = 1,942,470,775.52/x - Step 3: Cross multiply
3,351,349,618.16x = 4,624,862,418.36 × 1,942,470,775.52 - Step 4: Simplify right side
3,351,349,618.16x = 8,983,660,088,465,050,624 - Step 5: Solve for x
x = 8,983,660,088,465,050,624/3,351,349,618.16 - Step 6: Final answer
x = 2,680,609,638.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.