Finding the Fourth Proportional to 442,667,660.40, 662,938,608.60 and 237,744,010.80
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Solution
The fourth proportional to 442,667,660.40, 662,938,608.60 and 237,744,010.80 is: 356,045,172.99
Step by Step Solution
- Step 1: Write the proportion equation
442,667,660.40 : 662,938,608.60 = 237,744,010.80 : x - Step 2: Convert to fraction form
442,667,660.40/662,938,608.60 = 237,744,010.80/x - Step 3: Cross multiply
442,667,660.40x = 662,938,608.60 × 237,744,010.80 - Step 4: Simplify right side
442,667,660.40x = 157,609,683,722,735,392 - Step 5: Solve for x
x = 157,609,683,722,735,392/442,667,660.40 - Step 6: Final answer
x = 356,045,172.99
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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.