Finding the Fourth Proportional to 177,128,655.09, 244,486,167.96 and 102,813,157.46
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Solution
The fourth proportional to 177,128,655.09, 244,486,167.96 and 102,813,157.46 is: 141,910,380.74
Step by Step Solution
- Step 1: Write the proportion equation
177,128,655.09 : 244,486,167.96 = 102,813,157.46 : x - Step 2: Convert to fraction form
177,128,655.09/244,486,167.96 = 102,813,157.46/x - Step 3: Cross multiply
177,128,655.09x = 244,486,167.96 × 102,813,157.46 - Step 4: Simplify right side
177,128,655.09x = 25,136,394,883,263,488 - Step 5: Solve for x
x = 25,136,394,883,263,488/177,128,655.09 - Step 6: Final answer
x = 141,910,380.74
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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.