Finding the Fourth Proportional to 2,143,717,073,673.80, 2,958,330,176,448.20 and 1,168,235,222,824
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Solution
The fourth proportional to 2,143,717,073,673.80, 2,958,330,176,448.20 and 1,168,235,222,824 is: 1,612,164,942,525.35
Step by Step Solution
- Step 1: Write the proportion equation
2,143,717,073,673.80 : 2,958,330,176,448.20 = 1,168,235,222,824 : x - Step 2: Convert to fraction form
2,143,717,073,673.80/2,958,330,176,448.20 = 1,168,235,222,824/x - Step 3: Cross multiply
2,143,717,073,673.80x = 2,958,330,176,448.20 × 1,168,235,222,824 - Step 4: Simplify right side
2,143,717,073,673.80x = 3,456,025,512,869,926,470,156,288 - Step 5: Solve for x
x = 3,456,025,512,869,926,470,156,288/2,143,717,073,673.80 - Step 6: Final answer
x = 1,612,164,942,525.35
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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.