Finding the Fourth Proportional to 135,251,212, 186,646,672.56 and 77,305,704.16
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Solution
The fourth proportional to 135,251,212, 186,646,672.56 and 77,305,704.16 is: 106,681,871.74
Step by Step Solution
- Step 1: Write the proportion equation
135,251,212 : 186,646,672.56 = 77,305,704.16 : x - Step 2: Convert to fraction form
135,251,212/186,646,672.56 = 77,305,704.16/x - Step 3: Cross multiply
135,251,212x = 186,646,672.56 × 77,305,704.16 - Step 4: Simplify right side
135,251,212x = 14,428,852,451,371,750 - Step 5: Solve for x
x = 14,428,852,451,371,750/135,251,212 - Step 6: Final answer
x = 106,681,871.74
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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.