Finding the Fourth Proportional to 131,593,620.61, 197,250,462.91 and 49,677,698.53
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Solution
The fourth proportional to 131,593,620.61, 197,250,462.91 and 49,677,698.53 is: 74,463,708.69
Step by Step Solution
- Step 1: Write the proportion equation
131,593,620.61 : 197,250,462.91 = 49,677,698.53 : x - Step 2: Convert to fraction form
131,593,620.61/197,250,462.91 = 49,677,698.53/x - Step 3: Cross multiply
131,593,620.61x = 197,250,462.91 × 49,677,698.53 - Step 4: Simplify right side
131,593,620.61x = 9,798,949,030,728,606 - Step 5: Solve for x
x = 9,798,949,030,728,606/131,593,620.61 - Step 6: Final answer
x = 74,463,708.69
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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.