Finding the Fourth Proportional to 2,559,076,422.24, 3,838,175,687.79 and 811,889,723.28
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Solution
The fourth proportional to 2,559,076,422.24, 3,838,175,687.79 and 811,889,723.28 is: 1,217,695,325.54
Step by Step Solution
- Step 1: Write the proportion equation
2,559,076,422.24 : 3,838,175,687.79 = 811,889,723.28 : x - Step 2: Convert to fraction form
2,559,076,422.24/3,838,175,687.79 = 811,889,723.28/x - Step 3: Cross multiply
2,559,076,422.24x = 3,838,175,687.79 × 811,889,723.28 - Step 4: Simplify right side
2,559,076,422.24x = 3,116,175,397,059,846,656 - Step 5: Solve for x
x = 3,116,175,397,059,846,656/2,559,076,422.24 - Step 6: Final answer
x = 1,217,695,325.54
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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.