Finding the Fourth Proportional to 126,453,883.56, 174,504,088.74 and 71,448,559.08
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Solution
The fourth proportional to 126,453,883.56, 174,504,088.74 and 71,448,559.08 is: 98,597,728.62
Step by Step Solution
- Step 1: Write the proportion equation
126,453,883.56 : 174,504,088.74 = 71,448,559.08 : x - Step 2: Convert to fraction form
126,453,883.56/174,504,088.74 = 71,448,559.08/x - Step 3: Cross multiply
126,453,883.56x = 174,504,088.74 × 71,448,559.08 - Step 4: Simplify right side
126,453,883.56x = 12,468,065,694,041,454 - Step 5: Solve for x
x = 12,468,065,694,041,454/126,453,883.56 - Step 6: Final answer
x = 98,597,728.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.