Finding the Fourth Proportional to 229,848,139.74, 317,187,819.84 and 125,427,987.66
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Solution
The fourth proportional to 229,848,139.74, 317,187,819.84 and 125,427,987.66 is: 173,089,197.06
Step by Step Solution
- Step 1: Write the proportion equation
229,848,139.74 : 317,187,819.84 = 125,427,987.66 : x - Step 2: Convert to fraction form
229,848,139.74/317,187,819.84 = 125,427,987.66/x - Step 3: Cross multiply
229,848,139.74x = 317,187,819.84 × 125,427,987.66 - Step 4: Simplify right side
229,848,139.74x = 39,784,229,952,793,816 - Step 5: Solve for x
x = 39,784,229,952,793,816/229,848,139.74 - Step 6: Final answer
x = 173,089,197.06
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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.