Finding the Fourth Proportional to 245,806,009.96, 368,704,268.70 and 73,399,640.68
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Solution
The fourth proportional to 245,806,009.96, 368,704,268.70 and 73,399,640.68 is: 110,098,043.75
Step by Step Solution
- Step 1: Write the proportion equation
245,806,009.96 : 368,704,268.70 = 73,399,640.68 : x - Step 2: Convert to fraction form
245,806,009.96/368,704,268.70 = 73,399,640.68/x - Step 3: Cross multiply
245,806,009.96x = 368,704,268.70 × 73,399,640.68 - Step 4: Simplify right side
245,806,009.96x = 27,062,760,839,762,172 - Step 5: Solve for x
x = 27,062,760,839,762,172/245,806,009.96 - Step 6: Final answer
x = 110,098,043.75
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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.