Finding the Fourth Proportional to 193,866,216.63, 267,498,789.22 and 115,557,056.67
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Solution
The fourth proportional to 193,866,216.63, 267,498,789.22 and 115,557,056.67 is: 159,446,928.31
Step by Step Solution
- Step 1: Write the proportion equation
193,866,216.63 : 267,498,789.22 = 115,557,056.67 : x - Step 2: Convert to fraction form
193,866,216.63/267,498,789.22 = 115,557,056.67/x - Step 3: Cross multiply
193,866,216.63x = 267,498,789.22 × 115,557,056.67 - Step 4: Simplify right side
193,866,216.63x = 30,911,372,745,051,924 - Step 5: Solve for x
x = 30,911,372,745,051,924/193,866,216.63 - Step 6: Final answer
x = 159,446,928.31
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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.