Finding the Fourth Proportional to 126,390,550.88, 189,592,912.16 and 35,507,054.08
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Solution
The fourth proportional to 126,390,550.88, 189,592,912.16 and 35,507,054.08 is: 53,262,571.75
Step by Step Solution
- Step 1: Write the proportion equation
126,390,550.88 : 189,592,912.16 = 35,507,054.08 : x - Step 2: Convert to fraction form
126,390,550.88/189,592,912.16 = 35,507,054.08/x - Step 3: Cross multiply
126,390,550.88x = 189,592,912.16 × 35,507,054.08 - Step 4: Simplify right side
126,390,550.88x = 6,731,885,785,249,809 - Step 5: Solve for x
x = 6,731,885,785,249,809/126,390,550.88 - Step 6: Final answer
x = 53,262,571.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.