Finding the Fourth Proportional to 141,881,205.96, 212,917,278.78 and 49,765,776.84
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Solution
The fourth proportional to 141,881,205.96, 212,917,278.78 and 49,765,776.84 is: 74,682,151.94
Step by Step Solution
- Step 1: Write the proportion equation
141,881,205.96 : 212,917,278.78 = 49,765,776.84 : x - Step 2: Convert to fraction form
141,881,205.96/212,917,278.78 = 49,765,776.84/x - Step 3: Cross multiply
141,881,205.96x = 212,917,278.78 × 49,765,776.84 - Step 4: Simplify right side
141,881,205.96x = 10,595,993,781,145,548 - Step 5: Solve for x
x = 10,595,993,781,145,548/141,881,205.96 - Step 6: Final answer
x = 74,682,151.94
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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.