Finding the Fourth Proportional to 91,514,660.52, 137,256,840.80 and 30,104,586.26
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Solution
The fourth proportional to 91,514,660.52, 137,256,840.80 and 30,104,586.26 is: 45,151,895.66
Step by Step Solution
- Step 1: Write the proportion equation
91,514,660.52 : 137,256,840.80 = 30,104,586.26 : x - Step 2: Convert to fraction form
91,514,660.52/137,256,840.80 = 30,104,586.26/x - Step 3: Cross multiply
91,514,660.52x = 137,256,840.80 × 30,104,586.26 - Step 4: Simplify right side
91,514,660.52x = 4,132,060,403,429,486 - Step 5: Solve for x
x = 4,132,060,403,429,486/91,514,660.52 - Step 6: Final answer
x = 45,151,895.66
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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.