Finding the Fourth Proportional to 94,360,231.80, 141,540,347.70 and 30,534,823.80
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Solution
The fourth proportional to 94,360,231.80, 141,540,347.70 and 30,534,823.80 is: 45,802,235.70
Step by Step Solution
- Step 1: Write the proportion equation
94,360,231.80 : 141,540,347.70 = 30,534,823.80 : x - Step 2: Convert to fraction form
94,360,231.80/141,540,347.70 = 30,534,823.80/x - Step 3: Cross multiply
94,360,231.80x = 141,540,347.70 × 30,534,823.80 - Step 4: Simplify right side
94,360,231.80x = 4,321,909,577,610,235 - Step 5: Solve for x
x = 4,321,909,577,610,235/94,360,231.80 - Step 6: Final answer
x = 45,802,235.70
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1.5x scale
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.