Finding the Fourth Proportional to 204,537,608.80, 306,545,139.60 and 83,232,008.80
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Solution
The fourth proportional to 204,537,608.80, 306,545,139.60 and 83,232,008.80 is: 124,741,693.75
Step by Step Solution
- Step 1: Write the proportion equation
204,537,608.80 : 306,545,139.60 = 83,232,008.80 : x - Step 2: Convert to fraction form
204,537,608.80/306,545,139.60 = 83,232,008.80/x - Step 3: Cross multiply
204,537,608.80x = 306,545,139.60 × 83,232,008.80 - Step 4: Simplify right side
204,537,608.80x = 25,514,367,756,784,428 - Step 5: Solve for x
x = 25,514,367,756,784,428/204,537,608.80 - Step 6: Final answer
x = 124,741,693.75
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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.