Finding the Fourth Proportional to 107,578,850.90, 161,245,959.06 and 94,599,566.42
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Solution
The fourth proportional to 107,578,850.90, 161,245,959.06 and 94,599,566.42 is: 141,791,789.80
Step by Step Solution
- Step 1: Write the proportion equation
107,578,850.90 : 161,245,959.06 = 94,599,566.42 : x - Step 2: Convert to fraction form
107,578,850.90/161,245,959.06 = 94,599,566.42/x - Step 3: Cross multiply
107,578,850.90x = 161,245,959.06 × 94,599,566.42 - Step 4: Simplify right side
107,578,850.90x = 15,253,797,814,053,072 - Step 5: Solve for x
x = 15,253,797,814,053,072/107,578,850.90 - Step 6: Final answer
x = 141,791,789.80
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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.