Finding the Fourth Proportional to 136,180,443, 187,986,998.55 and 91,552,297.80
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Solution
The fourth proportional to 136,180,443, 187,986,998.55 and 91,552,297.80 is: 126,381,154.99
Step by Step Solution
- Step 1: Write the proportion equation
136,180,443 : 187,986,998.55 = 91,552,297.80 : x - Step 2: Convert to fraction form
136,180,443/187,986,998.55 = 91,552,297.80/x - Step 3: Cross multiply
136,180,443x = 187,986,998.55 × 91,552,297.80 - Step 4: Simplify right side
136,180,443x = 17,210,641,673,777,768 - Step 5: Solve for x
x = 17,210,641,673,777,768/136,180,443 - Step 6: Final answer
x = 126,381,154.99
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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.