Finding the Fourth Proportional to 141,655,382.40, 212,544,878.20 and 49,605,187.84
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Solution
The fourth proportional to 141,655,382.40, 212,544,878.20 and 49,605,187.84 is: 74,429,424.63
Step by Step Solution
- Step 1: Write the proportion equation
141,655,382.40 : 212,544,878.20 = 49,605,187.84 : x - Step 2: Convert to fraction form
141,655,382.40/212,544,878.20 = 49,605,187.84/x - Step 3: Cross multiply
141,655,382.40x = 212,544,878.20 × 49,605,187.84 - Step 4: Simplify right side
141,655,382.40x = 10,543,328,607,540,922 - Step 5: Solve for x
x = 10,543,328,607,540,922/141,655,382.40 - Step 6: Final answer
x = 74,429,424.63
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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.