Finding the Fourth Proportional to 131,759,216.94, 197,598,988.09 and 39,618,495.34
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Solution
The fourth proportional to 131,759,216.94, 197,598,988.09 and 39,618,495.34 is: 59,415,764.39
Step by Step Solution
- Step 1: Write the proportion equation
131,759,216.94 : 197,598,988.09 = 39,618,495.34 : x - Step 2: Convert to fraction form
131,759,216.94/197,598,988.09 = 39,618,495.34/x - Step 3: Cross multiply
131,759,216.94x = 197,598,988.09 × 39,618,495.34 - Step 4: Simplify right side
131,759,216.94x = 7,828,574,589,276,348 - Step 5: Solve for x
x = 7,828,574,589,276,348/131,759,216.94 - Step 6: Final answer
x = 59,415,764.39
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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.