Finding the Fourth Proportional to 2,227,718,184.16, 3,071,179,219.48 and 1,777,125,503.05
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Solution
The fourth proportional to 2,227,718,184.16, 3,071,179,219.48 and 1,777,125,503.05 is: 2,449,982,656.78
Step by Step Solution
- Step 1: Write the proportion equation
2,227,718,184.16 : 3,071,179,219.48 = 1,777,125,503.05 : x - Step 2: Convert to fraction form
2,227,718,184.16/3,071,179,219.48 = 1,777,125,503.05/x - Step 3: Cross multiply
2,227,718,184.16x = 3,071,179,219.48 × 1,777,125,503.05 - Step 4: Simplify right side
2,227,718,184.16x = 5,457,870,915,375,100,928 - Step 5: Solve for x
x = 5,457,870,915,375,100,928/2,227,718,184.16 - Step 6: Final answer
x = 2,449,982,656.78
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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.