Finding the Fourth Proportional to 117,005,511.20, 175,508,266.80 and 59,609,883.20
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Solution
The fourth proportional to 117,005,511.20, 175,508,266.80 and 59,609,883.20 is: 89,414,824.80
Step by Step Solution
- Step 1: Write the proportion equation
117,005,511.20 : 175,508,266.80 = 59,609,883.20 : x - Step 2: Convert to fraction form
117,005,511.20/175,508,266.80 = 59,609,883.20/x - Step 3: Cross multiply
117,005,511.20x = 175,508,266.80 × 59,609,883.20 - Step 4: Simplify right side
117,005,511.20x = 10,462,027,284,582,438 - Step 5: Solve for x
x = 10,462,027,284,582,438/117,005,511.20 - Step 6: Final answer
x = 89,414,824.80
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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.